87904260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25703}}^1$

素因数の和:25737

約数の個数: 72

約数和(自身を含む): 280687680

約数和(自身を除く): 192783420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 25703, 51406, 77109, 102812, 128515, 154218, 231327, 257030, 308436, 385545, 462654, 488357, 514060, 771090, 925308, 976714, 1156635, 1465071, 1542180, 1953428, 2313270, 2441785, 2930142, 4395213, 4626540, 4883570, 5860284, 7325355, 8790426, 9767140, 14650710, 17580852, 21976065, 29301420, 43952130, 87904260]

約数ペア:

[(1, 87904260), (2, 43952130), (3, 29301420), (4, 21976065), (5, 17580852), (6, 14650710), (9, 9767140), (10, 8790426), (12, 7325355), (15, 5860284), (18, 4883570), (19, 4626540), (20, 4395213), (30, 2930142), (36, 2441785), (38, 2313270), (45, 1953428), (57, 1542180), (60, 1465071), (76, 1156635), (90, 976714), (95, 925308), (114, 771090), (171, 514060), (180, 488357), (190, 462654), (228, 385545), (285, 308436), (342, 257030), (380, 231327), (570, 154218), (684, 128515), (855, 102812), (1140, 77109), (1710, 51406), (3420, 25703)]