15872220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:74

約数の個数: 384

約数和(自身を含む): 67737600

約数和(自身を除く): 51865380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 17, 18, 19, 20, 21, 26, 27, 28, 30, 34, 35, 36, 38, 39, 42, 45, 51, 52, 54, 57, 60, 63, 65, 68, 70, 76, 78, 84, 85, 90, 91, 95, 102, 105, 108, 114, 117, 119, 126, 130, 133, 135, 140, 153, 156, 170, 171, 180, 182, 189, 190, 195, 204, 210, 221, 228, 234, 238, 247, 252, 255, 260, 266, 270, 273, 285, 306, 315, 323, 340, 342, 351, 357, 364, 378, 380, 390, 399, 420, 442, 455, 459, 468, 476, 494, 510, 513, 532, 540, 546, 570, 585, 595, 612, 630, 646, 663, 665, 684, 702, 714, 741, 756, 765, 780, 798, 819, 855, 884, 910, 918, 945, 969, 988, 1020, 1026, 1071, 1092, 1105, 1140, 1170, 1190, 1197, 1235, 1260, 1292, 1326, 1330, 1365, 1404, 1428, 1482, 1530, 1547, 1596, 1615, 1638, 1710, 1729, 1755, 1785, 1820, 1836, 1890, 1938, 1989, 1995, 2052, 2142, 2210, 2223, 2261, 2295, 2340, 2380, 2394, 2457, 2470, 2565, 2652, 2660, 2730, 2907, 2964, 3060, 3094, 3213, 3230, 3276, 3315, 3420, 3458, 3510, 3570, 3591, 3705, 3780, 3876, 3978, 3990, 4095, 4199, 4284, 4420, 4446, 4522, 4590, 4641, 4788, 4845, 4914, 4940, 5130, 5187, 5355, 5460, 5814, 5967, 5985, 6188, 6426, 6460, 6630, 6669, 6783, 6916, 7020, 7140, 7182, 7410, 7735, 7956, 7980, 8190, 8398, 8645, 8721, 8892, 9044, 9180, 9282, 9690, 9828, 9945, 10260, 10374, 10710, 11115, 11305, 11628, 11934, 11970, 12285, 12597, 12852, 13260, 13338, 13566, 13923, 14364, 14535, 14820, 15470, 15561, 16065, 16380, 16796, 17290, 17442, 17955, 18564, 19380, 19890, 20349, 20748, 20995, 21420, 22230, 22610, 23205, 23868, 23940, 24570, 25194, 25935, 26676, 27132, 27846, 29070, 29393, 29835, 30940, 31122, 32130, 33345, 33915, 34580, 34884, 35910, 37791, 39780, 40698, 41769, 41990, 43605, 44460, 45220, 46410, 46683, 49140, 50388, 51870, 55692, 58140, 58786, 59670, 61047, 62244, 62985, 64260, 66690, 67830, 69615, 71820, 75582, 77805, 81396, 83538, 83980, 87210, 88179, 92820, 93366, 101745, 103740, 113373, 117572, 119340, 122094, 125970, 133380, 135660, 139230, 146965, 151164, 155610, 167076, 174420, 176358, 186732, 188955, 203490, 208845, 226746, 233415, 244188, 251940, 264537, 278460, 293930, 305235, 311220, 352716, 377910, 406980, 417690, 440895, 453492, 466830, 529074, 566865, 587860, 610470, 755820, 793611, 835380, 881790, 933660, 1058148, 1133730, 1220940, 1322685, 1587222, 1763580, 2267460, 2645370, 3174444, 3968055, 5290740, 7936110, 15872220]

約数ペア:

[(1, 15872220), (2, 7936110), (3, 5290740), (4, 3968055), (5, 3174444), (6, 2645370), (7, 2267460), (9, 1763580), (10, 1587222), (12, 1322685), (13, 1220940), (14, 1133730), (15, 1058148), (17, 933660), (18, 881790), (19, 835380), (20, 793611), (21, 755820), (26, 610470), (27, 587860), (28, 566865), (30, 529074), (34, 466830), (35, 453492), (36, 440895), (38, 417690), (39, 406980), (42, 377910), (45, 352716), (51, 311220), (52, 305235), (54, 293930), (57, 278460), (60, 264537), (63, 251940), (65, 244188), (68, 233415), (70, 226746), (76, 208845), (78, 203490), (84, 188955), (85, 186732), (90, 176358), (91, 174420), (95, 167076), (102, 155610), (105, 151164), (108, 146965), (114, 139230), (117, 135660), (119, 133380), (126, 125970), (130, 122094), (133, 119340), (135, 117572), (140, 113373), (153, 103740), (156, 101745), (170, 93366), (171, 92820), (180, 88179), (182, 87210), (189, 83980), (190, 83538), (195, 81396), (204, 77805), (210, 75582), (221, 71820), (228, 69615), (234, 67830), (238, 66690), (247, 64260), (252, 62985), (255, 62244), (260, 61047), (266, 59670), (270, 58786), (273, 58140), (285, 55692), (306, 51870), (315, 50388), (323, 49140), (340, 46683), (342, 46410), (351, 45220), (357, 44460), (364, 43605), (378, 41990), (380, 41769), (390, 40698), (399, 39780), (420, 37791), (442, 35910), (455, 34884), (459, 34580), (468, 33915), (476, 33345), (494, 32130), (510, 31122), (513, 30940), (532, 29835), (540, 29393), (546, 29070), (570, 27846), (585, 27132), (595, 26676), (612, 25935), (630, 25194), (646, 24570), (663, 23940), (665, 23868), (684, 23205), (702, 22610), (714, 22230), (741, 21420), (756, 20995), (765, 20748), (780, 20349), (798, 19890), (819, 19380), (855, 18564), (884, 17955), (910, 17442), (918, 17290), (945, 16796), (969, 16380), (988, 16065), (1020, 15561), (1026, 15470), (1071, 14820), (1092, 14535), (1105, 14364), (1140, 13923), (1170, 13566), (1190, 13338), (1197, 13260), (1235, 12852), (1260, 12597), (1292, 12285), (1326, 11970), (1330, 11934), (1365, 11628), (1404, 11305), (1428, 11115), (1482, 10710), (1530, 10374), (1547, 10260), (1596, 9945), (1615, 9828), (1638, 9690), (1710, 9282), (1729, 9180), (1755, 9044), (1785, 8892), (1820, 8721), (1836, 8645), (1890, 8398), (1938, 8190), (1989, 7980), (1995, 7956), (2052, 7735), (2142, 7410), (2210, 7182), (2223, 7140), (2261, 7020), (2295, 6916), (2340, 6783), (2380, 6669), (2394, 6630), (2457, 6460), (2470, 6426), (2565, 6188), (2652, 5985), (2660, 5967), (2730, 5814), (2907, 5460), (2964, 5355), (3060, 5187), (3094, 5130), (3213, 4940), (3230, 4914), (3276, 4845), (3315, 4788), (3420, 4641), (3458, 4590), (3510, 4522), (3570, 4446), (3591, 4420), (3705, 4284), (3780, 4199), (3876, 4095), (3978, 3990)]