81976830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:115

約数の個数: 192

約数和(自身を含む): 240330240

約数和(自身を除く): 158353410

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 23, 26, 30, 37, 38, 39, 46, 57, 65, 69, 74, 78, 95, 111, 114, 115, 130, 138, 169, 185, 190, 195, 222, 230, 247, 285, 299, 338, 345, 370, 390, 437, 481, 494, 507, 555, 570, 598, 690, 703, 741, 845, 851, 874, 897, 962, 1014, 1110, 1235, 1311, 1406, 1443, 1482, 1495, 1690, 1702, 1794, 2109, 2185, 2405, 2470, 2535, 2553, 2622, 2886, 2990, 3211, 3515, 3705, 3887, 4218, 4255, 4370, 4485, 4810, 5070, 5106, 5681, 6253, 6422, 6555, 7030, 7215, 7410, 7774, 8510, 8970, 9139, 9633, 10545, 11063, 11362, 11661, 12506, 12765, 13110, 14430, 16055, 16169, 17043, 18278, 18759, 19266, 19435, 21090, 22126, 23322, 25530, 27417, 28405, 31265, 32110, 32338, 33189, 34086, 37518, 38870, 45695, 48165, 48507, 54834, 55315, 56810, 58305, 62530, 66378, 73853, 80845, 85215, 91390, 93795, 96330, 97014, 110630, 116610, 118807, 137085, 143819, 147706, 161690, 165945, 170430, 187590, 210197, 221559, 237614, 242535, 274170, 287638, 331890, 356421, 369265, 420394, 431457, 443118, 485070, 594035, 630591, 712842, 719095, 738530, 862914, 1050985, 1107795, 1188070, 1261182, 1438190, 1782105, 2101970, 2157285, 2215590, 2732561, 3152955, 3564210, 4314570, 5465122, 6305910, 8197683, 13662805, 16395366, 27325610, 40988415, 81976830]

約数ペア:

[(1, 81976830), (2, 40988415), (3, 27325610), (5, 16395366), (6, 13662805), (10, 8197683), (13, 6305910), (15, 5465122), (19, 4314570), (23, 3564210), (26, 3152955), (30, 2732561), (37, 2215590), (38, 2157285), (39, 2101970), (46, 1782105), (57, 1438190), (65, 1261182), (69, 1188070), (74, 1107795), (78, 1050985), (95, 862914), (111, 738530), (114, 719095), (115, 712842), (130, 630591), (138, 594035), (169, 485070), (185, 443118), (190, 431457), (195, 420394), (222, 369265), (230, 356421), (247, 331890), (285, 287638), (299, 274170), (338, 242535), (345, 237614), (370, 221559), (390, 210197), (437, 187590), (481, 170430), (494, 165945), (507, 161690), (555, 147706), (570, 143819), (598, 137085), (690, 118807), (703, 116610), (741, 110630), (845, 97014), (851, 96330), (874, 93795), (897, 91390), (962, 85215), (1014, 80845), (1110, 73853), (1235, 66378), (1311, 62530), (1406, 58305), (1443, 56810), (1482, 55315), (1495, 54834), (1690, 48507), (1702, 48165), (1794, 45695), (2109, 38870), (2185, 37518), (2405, 34086), (2470, 33189), (2535, 32338), (2553, 32110), (2622, 31265), (2886, 28405), (2990, 27417), (3211, 25530), (3515, 23322), (3705, 22126), (3887, 21090), (4218, 19435), (4255, 19266), (4370, 18759), (4485, 18278), (4810, 17043), (5070, 16169), (5106, 16055), (5681, 14430), (6253, 13110), (6422, 12765), (6555, 12506), (7030, 11661), (7215, 11362), (7410, 11063), (7774, 10545), (8510, 9633), (8970, 9139)]