181671960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{21323}}^1$

素因数の和:21408

約数の個数: 64

約数和(自身を含む): 552718080

約数和(自身を除く): 371046120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 21323, 42646, 63969, 85292, 106615, 127938, 170584, 213230, 255876, 319845, 426460, 511752, 639690, 852920, 1279380, 1513933, 2558760, 3027866, 4541799, 6055732, 7569665, 9083598, 12111464, 15139330, 18167196, 22708995, 30278660, 36334392, 45417990, 60557320, 90835980, 181671960]

約数ペア:

[(1, 181671960), (2, 90835980), (3, 60557320), (4, 45417990), (5, 36334392), (6, 30278660), (8, 22708995), (10, 18167196), (12, 15139330), (15, 12111464), (20, 9083598), (24, 7569665), (30, 6055732), (40, 4541799), (60, 3027866), (71, 2558760), (120, 1513933), (142, 1279380), (213, 852920), (284, 639690), (355, 511752), (426, 426460), (568, 319845), (710, 255876), (852, 213230), (1065, 170584), (1420, 127938), (1704, 106615), (2130, 85292), (2840, 63969), (4260, 42646), (8520, 21323)]