65978640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:111

約数の個数: 480

約数和(自身を含む): 292481280

約数和(自身を除く): 226502640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 19, 20, 21, 24, 26, 28, 30, 35, 36, 38, 39, 40, 42, 45, 48, 52, 53, 56, 57, 60, 63, 65, 70, 72, 76, 78, 80, 84, 90, 91, 95, 104, 105, 106, 112, 114, 117, 120, 126, 130, 133, 140, 144, 152, 156, 159, 168, 171, 180, 182, 190, 195, 208, 210, 212, 228, 234, 240, 247, 252, 260, 265, 266, 273, 280, 285, 304, 312, 315, 318, 336, 342, 360, 364, 371, 380, 390, 399, 420, 424, 455, 456, 468, 477, 494, 504, 520, 530, 532, 546, 560, 570, 585, 624, 630, 636, 665, 684, 689, 720, 728, 741, 742, 760, 780, 795, 798, 819, 840, 848, 855, 910, 912, 936, 954, 988, 1007, 1008, 1040, 1060, 1064, 1092, 1113, 1140, 1170, 1197, 1235, 1260, 1272, 1330, 1365, 1368, 1378, 1456, 1482, 1484, 1520, 1560, 1590, 1596, 1638, 1680, 1710, 1729, 1820, 1855, 1872, 1908, 1976, 1995, 2014, 2067, 2120, 2128, 2184, 2223, 2226, 2280, 2340, 2385, 2394, 2470, 2520, 2544, 2660, 2730, 2736, 2756, 2964, 2968, 3021, 3120, 3180, 3192, 3276, 3339, 3420, 3445, 3458, 3640, 3705, 3710, 3816, 3952, 3990, 4028, 4095, 4134, 4240, 4368, 4446, 4452, 4560, 4680, 4770, 4788, 4823, 4940, 5035, 5040, 5187, 5320, 5460, 5512, 5565, 5928, 5936, 5985, 6042, 6201, 6360, 6384, 6552, 6678, 6840, 6890, 6916, 7049, 7280, 7410, 7420, 7632, 7980, 8056, 8190, 8268, 8645, 8892, 8904, 9063, 9360, 9540, 9576, 9646, 9880, 10070, 10335, 10374, 10640, 10920, 11024, 11115, 11130, 11856, 11970, 12084, 12402, 12720, 13091, 13104, 13356, 13680, 13780, 13832, 14098, 14469, 14820, 14840, 15105, 15561, 15960, 16112, 16380, 16536, 16695, 17290, 17784, 17808, 18126, 19080, 19152, 19292, 19760, 20140, 20670, 20748, 21147, 21840, 22230, 22260, 23940, 24115, 24168, 24804, 25935, 26182, 26712, 27560, 27664, 28196, 28938, 29640, 29680, 30210, 31005, 31122, 31920, 32760, 33072, 33390, 34580, 35245, 35568, 36252, 38160, 38584, 39273, 40280, 41340, 41496, 42294, 43407, 44460, 44520, 45315, 47880, 48230, 48336, 49608, 51870, 52364, 53424, 55120, 56392, 57876, 59280, 60420, 62010, 62244, 63441, 65455, 65520, 66780, 69160, 70490, 72345, 72504, 77168, 77805, 78546, 80560, 82680, 82992, 84588, 86814, 88920, 89040, 90630, 91637, 95760, 96460, 99216, 103740, 104728, 105735, 112784, 115752, 117819, 120840, 124020, 124488, 126882, 130910, 133560, 138320, 140980, 144690, 145008, 155610, 157092, 165360, 169176, 173628, 177840, 181260, 183274, 192920, 196365, 207480, 209456, 211470, 217035, 231504, 235638, 241680, 248040, 248976, 253764, 261820, 267120, 274911, 281960, 289380, 311220, 314184, 317205, 338352, 347256, 362520, 366548, 385840, 392730, 414960, 422940, 434070, 458185, 471276, 496080, 507528, 523640, 549822, 563920, 578760, 589095, 622440, 628368, 634410, 694512, 725040, 733096, 785460, 824733, 845880, 868140, 916370, 942552, 1015056, 1047280, 1099644, 1157520, 1178190, 1244880, 1268820, 1374555, 1466192, 1570920, 1649466, 1691760, 1736280, 1832740, 1885104, 2199288, 2356380, 2537640, 2749110, 3141840, 3298932, 3472560, 3665480, 4123665, 4398576, 4712760, 5075280, 5498220, 6597864, 7330960, 8247330, 9425520, 10996440, 13195728, 16494660, 21992880, 32989320, 65978640]

約数ペア:

[(1, 65978640), (2, 32989320), (3, 21992880), (4, 16494660), (5, 13195728), (6, 10996440), (7, 9425520), (8, 8247330), (9, 7330960), (10, 6597864), (12, 5498220), (13, 5075280), (14, 4712760), (15, 4398576), (16, 4123665), (18, 3665480), (19, 3472560), (20, 3298932), (21, 3141840), (24, 2749110), (26, 2537640), (28, 2356380), (30, 2199288), (35, 1885104), (36, 1832740), (38, 1736280), (39, 1691760), (40, 1649466), (42, 1570920), (45, 1466192), (48, 1374555), (52, 1268820), (53, 1244880), (56, 1178190), (57, 1157520), (60, 1099644), (63, 1047280), (65, 1015056), (70, 942552), (72, 916370), (76, 868140), (78, 845880), (80, 824733), (84, 785460), (90, 733096), (91, 725040), (95, 694512), (104, 634410), (105, 628368), (106, 622440), (112, 589095), (114, 578760), (117, 563920), (120, 549822), (126, 523640), (130, 507528), (133, 496080), (140, 471276), (144, 458185), (152, 434070), (156, 422940), (159, 414960), (168, 392730), (171, 385840), (180, 366548), (182, 362520), (190, 347256), (195, 338352), (208, 317205), (210, 314184), (212, 311220), (228, 289380), (234, 281960), (240, 274911), (247, 267120), (252, 261820), (260, 253764), (265, 248976), (266, 248040), (273, 241680), (280, 235638), (285, 231504), (304, 217035), (312, 211470), (315, 209456), (318, 207480), (336, 196365), (342, 192920), (360, 183274), (364, 181260), (371, 177840), (380, 173628), (390, 169176), (399, 165360), (420, 157092), (424, 155610), (455, 145008), (456, 144690), (468, 140980), (477, 138320), (494, 133560), (504, 130910), (520, 126882), (530, 124488), (532, 124020), (546, 120840), (560, 117819), (570, 115752), (585, 112784), (624, 105735), (630, 104728), (636, 103740), (665, 99216), (684, 96460), (689, 95760), (720, 91637), (728, 90630), (741, 89040), (742, 88920), (760, 86814), (780, 84588), (795, 82992), (798, 82680), (819, 80560), (840, 78546), (848, 77805), (855, 77168), (910, 72504), (912, 72345), (936, 70490), (954, 69160), (988, 66780), (1007, 65520), (1008, 65455), (1040, 63441), (1060, 62244), (1064, 62010), (1092, 60420), (1113, 59280), (1140, 57876), (1170, 56392), (1197, 55120), (1235, 53424), (1260, 52364), (1272, 51870), (1330, 49608), (1365, 48336), (1368, 48230), (1378, 47880), (1456, 45315), (1482, 44520), (1484, 44460), (1520, 43407), (1560, 42294), (1590, 41496), (1596, 41340), (1638, 40280), (1680, 39273), (1710, 38584), (1729, 38160), (1820, 36252), (1855, 35568), (1872, 35245), (1908, 34580), (1976, 33390), (1995, 33072), (2014, 32760), (2067, 31920), (2120, 31122), (2128, 31005), (2184, 30210), (2223, 29680), (2226, 29640), (2280, 28938), (2340, 28196), (2385, 27664), (2394, 27560), (2470, 26712), (2520, 26182), (2544, 25935), (2660, 24804), (2730, 24168), (2736, 24115), (2756, 23940), (2964, 22260), (2968, 22230), (3021, 21840), (3120, 21147), (3180, 20748), (3192, 20670), (3276, 20140), (3339, 19760), (3420, 19292), (3445, 19152), (3458, 19080), (3640, 18126), (3705, 17808), (3710, 17784), (3816, 17290), (3952, 16695), (3990, 16536), (4028, 16380), (4095, 16112), (4134, 15960), (4240, 15561), (4368, 15105), (4446, 14840), (4452, 14820), (4560, 14469), (4680, 14098), (4770, 13832), (4788, 13780), (4823, 13680), (4940, 13356), (5035, 13104), (5040, 13091), (5187, 12720), (5320, 12402), (5460, 12084), (5512, 11970), (5565, 11856), (5928, 11130), (5936, 11115), (5985, 11024), (6042, 10920), (6201, 10640), (6360, 10374), (6384, 10335), (6552, 10070), (6678, 9880), (6840, 9646), (6890, 9576), (6916, 9540), (7049, 9360), (7280, 9063), (7410, 8904), (7420, 8892), (7632, 8645), (7980, 8268), (8056, 8190)]