72745680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:138

約数の個数: 320

約数和(自身を含む): 282839040

約数和(自身を除く): 210093360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 43, 48, 53, 56, 57, 60, 70, 76, 80, 84, 86, 95, 105, 106, 112, 114, 120, 129, 133, 140, 152, 159, 168, 172, 190, 210, 212, 215, 228, 240, 258, 265, 266, 280, 285, 301, 304, 318, 336, 344, 371, 380, 399, 420, 424, 430, 456, 516, 530, 532, 560, 570, 602, 636, 645, 665, 688, 742, 760, 795, 798, 817, 840, 848, 860, 903, 912, 1007, 1032, 1060, 1064, 1113, 1140, 1204, 1272, 1290, 1330, 1484, 1505, 1520, 1590, 1596, 1634, 1680, 1720, 1806, 1855, 1995, 2014, 2064, 2120, 2128, 2226, 2279, 2280, 2408, 2451, 2544, 2580, 2660, 2968, 3010, 3021, 3180, 3192, 3268, 3440, 3612, 3710, 3990, 4028, 4085, 4240, 4452, 4515, 4558, 4560, 4816, 4902, 5035, 5160, 5320, 5565, 5719, 5936, 6020, 6042, 6360, 6384, 6536, 6837, 7049, 7224, 7420, 7980, 8056, 8170, 8904, 9030, 9116, 9804, 10070, 10320, 10640, 11130, 11395, 11438, 12040, 12084, 12255, 12720, 13072, 13674, 14098, 14448, 14840, 15105, 15953, 15960, 16112, 16340, 17157, 17808, 18060, 18232, 19608, 20140, 21147, 22260, 22790, 22876, 24080, 24168, 24510, 27348, 28196, 28595, 29680, 30210, 31906, 31920, 32680, 34185, 34314, 35245, 36120, 36464, 39216, 40280, 42294, 43301, 44520, 45580, 45752, 47859, 48336, 49020, 54696, 56392, 57190, 60420, 63812, 65360, 68370, 68628, 70490, 72240, 79765, 80560, 84588, 85785, 86602, 89040, 91160, 91504, 95718, 98040, 105735, 109392, 112784, 114380, 120840, 127624, 129903, 136740, 137256, 140980, 159530, 169176, 171570, 173204, 182320, 191436, 196080, 211470, 216505, 228760, 239295, 241680, 255248, 259806, 273480, 274512, 281960, 303107, 319060, 338352, 343140, 346408, 382872, 422940, 433010, 457520, 478590, 519612, 546960, 563920, 606214, 638120, 649515, 686280, 692816, 765744, 845880, 866020, 909321, 957180, 1039224, 1212428, 1276240, 1299030, 1372560, 1515535, 1691760, 1732040, 1818642, 1914360, 2078448, 2424856, 2598060, 3031070, 3464080, 3637284, 3828720, 4546605, 4849712, 5196120, 6062140, 7274568, 9093210, 10392240, 12124280, 14549136, 18186420, 24248560, 36372840, 72745680]

約数ペア:

[(1, 72745680), (2, 36372840), (3, 24248560), (4, 18186420), (5, 14549136), (6, 12124280), (7, 10392240), (8, 9093210), (10, 7274568), (12, 6062140), (14, 5196120), (15, 4849712), (16, 4546605), (19, 3828720), (20, 3637284), (21, 3464080), (24, 3031070), (28, 2598060), (30, 2424856), (35, 2078448), (38, 1914360), (40, 1818642), (42, 1732040), (43, 1691760), (48, 1515535), (53, 1372560), (56, 1299030), (57, 1276240), (60, 1212428), (70, 1039224), (76, 957180), (80, 909321), (84, 866020), (86, 845880), (95, 765744), (105, 692816), (106, 686280), (112, 649515), (114, 638120), (120, 606214), (129, 563920), (133, 546960), (140, 519612), (152, 478590), (159, 457520), (168, 433010), (172, 422940), (190, 382872), (210, 346408), (212, 343140), (215, 338352), (228, 319060), (240, 303107), (258, 281960), (265, 274512), (266, 273480), (280, 259806), (285, 255248), (301, 241680), (304, 239295), (318, 228760), (336, 216505), (344, 211470), (371, 196080), (380, 191436), (399, 182320), (420, 173204), (424, 171570), (430, 169176), (456, 159530), (516, 140980), (530, 137256), (532, 136740), (560, 129903), (570, 127624), (602, 120840), (636, 114380), (645, 112784), (665, 109392), (688, 105735), (742, 98040), (760, 95718), (795, 91504), (798, 91160), (817, 89040), (840, 86602), (848, 85785), (860, 84588), (903, 80560), (912, 79765), (1007, 72240), (1032, 70490), (1060, 68628), (1064, 68370), (1113, 65360), (1140, 63812), (1204, 60420), (1272, 57190), (1290, 56392), (1330, 54696), (1484, 49020), (1505, 48336), (1520, 47859), (1590, 45752), (1596, 45580), (1634, 44520), (1680, 43301), (1720, 42294), (1806, 40280), (1855, 39216), (1995, 36464), (2014, 36120), (2064, 35245), (2120, 34314), (2128, 34185), (2226, 32680), (2279, 31920), (2280, 31906), (2408, 30210), (2451, 29680), (2544, 28595), (2580, 28196), (2660, 27348), (2968, 24510), (3010, 24168), (3021, 24080), (3180, 22876), (3192, 22790), (3268, 22260), (3440, 21147), (3612, 20140), (3710, 19608), (3990, 18232), (4028, 18060), (4085, 17808), (4240, 17157), (4452, 16340), (4515, 16112), (4558, 15960), (4560, 15953), (4816, 15105), (4902, 14840), (5035, 14448), (5160, 14098), (5320, 13674), (5565, 13072), (5719, 12720), (5936, 12255), (6020, 12084), (6042, 12040), (6360, 11438), (6384, 11395), (6536, 11130), (6837, 10640), (7049, 10320), (7224, 10070), (7420, 9804), (7980, 9116), (8056, 9030), (8170, 8904)]