172371420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3877}}^1$

素因数の和:3924

約数の個数: 144

約数和(自身を含む): 592868640

約数和(自身を除く): 420497220

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, 2223, 2340, 2470, 2964, 3420, 3705, 3877, 4446, 4940, 7410, 7754, 8892, 11115, 11631, 14820, 15508, 19385, 22230, 23262, 34893, 38770, 44460, 46524, 50401, 58155, 69786, 73663, 77540, 100802, 116310, 139572, 147326, 151203, 174465, 201604, 220989, 232620, 252005, 294652, 302406, 348930, 368315, 441978, 453609, 504010, 604812, 662967, 697860, 736630, 756015, 883956, 907218, 957619, 1008020, 1104945, 1325934, 1473260, 1512030, 1814436, 1915238, 2209890, 2268045, 2651868, 2872857, 3024060, 3314835, 3830476, 4419780, 4536090, 4788095, 5745714, 6629670, 8618571, 9072180, 9576190, 11491428, 13259340, 14364285, 17237142, 19152380, 28728570, 34474284, 43092855, 57457140, 86185710, 172371420]

約数ペア:

[(1, 172371420), (2, 86185710), (3, 57457140), (4, 43092855), (5, 34474284), (6, 28728570), (9, 19152380), (10, 17237142), (12, 14364285), (13, 13259340), (15, 11491428), (18, 9576190), (19, 9072180), (20, 8618571), (26, 6629670), (30, 5745714), (36, 4788095), (38, 4536090), (39, 4419780), (45, 3830476), (52, 3314835), (57, 3024060), (60, 2872857), (65, 2651868), (76, 2268045), (78, 2209890), (90, 1915238), (95, 1814436), (114, 1512030), (117, 1473260), (130, 1325934), (156, 1104945), (171, 1008020), (180, 957619), (190, 907218), (195, 883956), (228, 756015), (234, 736630), (247, 697860), (260, 662967), (285, 604812), (342, 504010), (380, 453609), (390, 441978), (468, 368315), (494, 348930), (570, 302406), (585, 294652), (684, 252005), (741, 232620), (780, 220989), (855, 201604), (988, 174465), (1140, 151203), (1170, 147326), (1235, 139572), (1482, 116310), (1710, 100802), (2223, 77540), (2340, 73663), (2470, 69786), (2964, 58155), (3420, 50401), (3705, 46524), (3877, 44460), (4446, 38770), (4940, 34893), (7410, 23262), (7754, 22230), (8892, 19385), (11115, 15508), (11631, 14820)]