90107820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2677}}^1$

素因数の和:2720

約数の個数: 144

約数和(自身を含む): 315832608

約数和(自身を除く): 225724788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 33, 34, 36, 44, 45, 51, 55, 60, 66, 68, 85, 90, 99, 102, 110, 132, 153, 165, 170, 180, 187, 198, 204, 220, 255, 306, 330, 340, 374, 396, 495, 510, 561, 612, 660, 748, 765, 935, 990, 1020, 1122, 1530, 1683, 1870, 1980, 2244, 2677, 2805, 3060, 3366, 3740, 5354, 5610, 6732, 8031, 8415, 10708, 11220, 13385, 16062, 16830, 24093, 26770, 29447, 32124, 33660, 40155, 45509, 48186, 53540, 58894, 80310, 88341, 91018, 96372, 117788, 120465, 136527, 147235, 160620, 176682, 182036, 227545, 240930, 265023, 273054, 294470, 353364, 409581, 441705, 455090, 481860, 500599, 530046, 546108, 588940, 682635, 819162, 883410, 910180, 1001198, 1060092, 1325115, 1365270, 1501797, 1638324, 1766820, 2002396, 2047905, 2502995, 2650230, 2730540, 3003594, 4095810, 4505391, 5005990, 5300460, 6007188, 7508985, 8191620, 9010782, 10011980, 15017970, 18021564, 22526955, 30035940, 45053910, 90107820]

約数ペア:

[(1, 90107820), (2, 45053910), (3, 30035940), (4, 22526955), (5, 18021564), (6, 15017970), (9, 10011980), (10, 9010782), (11, 8191620), (12, 7508985), (15, 6007188), (17, 5300460), (18, 5005990), (20, 4505391), (22, 4095810), (30, 3003594), (33, 2730540), (34, 2650230), (36, 2502995), (44, 2047905), (45, 2002396), (51, 1766820), (55, 1638324), (60, 1501797), (66, 1365270), (68, 1325115), (85, 1060092), (90, 1001198), (99, 910180), (102, 883410), (110, 819162), (132, 682635), (153, 588940), (165, 546108), (170, 530046), (180, 500599), (187, 481860), (198, 455090), (204, 441705), (220, 409581), (255, 353364), (306, 294470), (330, 273054), (340, 265023), (374, 240930), (396, 227545), (495, 182036), (510, 176682), (561, 160620), (612, 147235), (660, 136527), (748, 120465), (765, 117788), (935, 96372), (990, 91018), (1020, 88341), (1122, 80310), (1530, 58894), (1683, 53540), (1870, 48186), (1980, 45509), (2244, 40155), (2677, 33660), (2805, 32124), (3060, 29447), (3366, 26770), (3740, 24093), (5354, 16830), (5610, 16062), (6732, 13385), (8031, 11220), (8415, 10708)]