180599120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{823}}^1$

素因数の和:1060

約数の個数: 80

約数和(自身を含む): 454887552

約数和(自身を除く): 274288432

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 211, 260, 422, 520, 823, 844, 1040, 1055, 1646, 1688, 2110, 2743, 3292, 3376, 4115, 4220, 5486, 6584, 8230, 8440, 10699, 10972, 13168, 13715, 16460, 16880, 21398, 21944, 27430, 32920, 42796, 43888, 53495, 54860, 65840, 85592, 106990, 109720, 171184, 173653, 213980, 219440, 347306, 427960, 694612, 855920, 868265, 1389224, 1736530, 2257489, 2778448, 3473060, 4514978, 6946120, 9029956, 11287445, 13892240, 18059912, 22574890, 36119824, 45149780, 90299560, 180599120]

約数ペア:

[(1, 180599120), (2, 90299560), (4, 45149780), (5, 36119824), (8, 22574890), (10, 18059912), (13, 13892240), (16, 11287445), (20, 9029956), (26, 6946120), (40, 4514978), (52, 3473060), (65, 2778448), (80, 2257489), (104, 1736530), (130, 1389224), (208, 868265), (211, 855920), (260, 694612), (422, 427960), (520, 347306), (823, 219440), (844, 213980), (1040, 173653), (1055, 171184), (1646, 109720), (1688, 106990), (2110, 85592), (2743, 65840), (3292, 54860), (3376, 53495), (4115, 43888), (4220, 42796), (5486, 32920), (6584, 27430), (8230, 21944), (8440, 21398), (10699, 16880), (10972, 16460), (13168, 13715)]