15705128720

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{42373}}^1$

素因数の和:42540

約数の個数: 80

約数和(自身を含む): 37736928432

約数和(自身を除く): 22031799712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 113, 164, 205, 226, 328, 410, 452, 565, 656, 820, 904, 1130, 1640, 1808, 2260, 3280, 4520, 4633, 9040, 9266, 18532, 23165, 37064, 42373, 46330, 74128, 84746, 92660, 169492, 185320, 211865, 338984, 370640, 423730, 677968, 847460, 1694920, 1737293, 3389840, 3474586, 4788149, 6949172, 8686465, 9576298, 13898344, 17372930, 19152596, 23940745, 27796688, 34745860, 38305192, 47881490, 69491720, 76610384, 95762980, 138983440, 191525960, 196314109, 383051920, 392628218, 785256436, 981570545, 1570512872, 1963141090, 3141025744, 3926282180, 7852564360, 15705128720]

約数ペア:

[(1, 15705128720), (2, 7852564360), (4, 3926282180), (5, 3141025744), (8, 1963141090), (10, 1570512872), (16, 981570545), (20, 785256436), (40, 392628218), (41, 383051920), (80, 196314109), (82, 191525960), (113, 138983440), (164, 95762980), (205, 76610384), (226, 69491720), (328, 47881490), (410, 38305192), (452, 34745860), (565, 27796688), (656, 23940745), (820, 19152596), (904, 17372930), (1130, 13898344), (1640, 9576298), (1808, 8686465), (2260, 6949172), (3280, 4788149), (4520, 3474586), (4633, 3389840), (9040, 1737293), (9266, 1694920), (18532, 847460), (23165, 677968), (37064, 423730), (42373, 370640), (46330, 338984), (74128, 211865), (84746, 185320), (92660, 169492)]