88608780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1993}}^1$

素因数の和:2040

約数の個数: 144

約数和(自身を含む): 304842720

約数和(自身を除く): 216233940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 1993, 2223, 2340, 2470, 2964, 3420, 3705, 3986, 4446, 4940, 5979, 7410, 7972, 8892, 9965, 11115, 11958, 14820, 17937, 19930, 22230, 23916, 25909, 29895, 35874, 37867, 39860, 44460, 51818, 59790, 71748, 75734, 77727, 89685, 103636, 113601, 119580, 129545, 151468, 155454, 179370, 189335, 227202, 233181, 259090, 310908, 340803, 358740, 378670, 388635, 454404, 466362, 492271, 518180, 568005, 681606, 757340, 777270, 932724, 984542, 1136010, 1165905, 1363212, 1476813, 1554540, 1704015, 1969084, 2272020, 2331810, 2461355, 2953626, 3408030, 4430439, 4663620, 4922710, 5907252, 6816060, 7384065, 8860878, 9845420, 14768130, 17721756, 22152195, 29536260, 44304390, 88608780]

約数ペア:

[(1, 88608780), (2, 44304390), (3, 29536260), (4, 22152195), (5, 17721756), (6, 14768130), (9, 9845420), (10, 8860878), (12, 7384065), (13, 6816060), (15, 5907252), (18, 4922710), (19, 4663620), (20, 4430439), (26, 3408030), (30, 2953626), (36, 2461355), (38, 2331810), (39, 2272020), (45, 1969084), (52, 1704015), (57, 1554540), (60, 1476813), (65, 1363212), (76, 1165905), (78, 1136010), (90, 984542), (95, 932724), (114, 777270), (117, 757340), (130, 681606), (156, 568005), (171, 518180), (180, 492271), (190, 466362), (195, 454404), (228, 388635), (234, 378670), (247, 358740), (260, 340803), (285, 310908), (342, 259090), (380, 233181), (390, 227202), (468, 189335), (494, 179370), (570, 155454), (585, 151468), (684, 129545), (741, 119580), (780, 113601), (855, 103636), (988, 89685), (1140, 77727), (1170, 75734), (1235, 71748), (1482, 59790), (1710, 51818), (1993, 44460), (2223, 39860), (2340, 37867), (2470, 35874), (2964, 29895), (3420, 25909), (3705, 23916), (3986, 22230), (4446, 19930), (4940, 17937), (5979, 14820), (7410, 11958), (7972, 11115), (8892, 9965)]