401991960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{49999}}^1$

素因数の和:50080

約数の個数: 64

約数和(自身を含む): 1224000000

約数和(自身を除く): 822008040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 120, 134, 201, 268, 335, 402, 536, 670, 804, 1005, 1340, 1608, 2010, 2680, 4020, 8040, 49999, 99998, 149997, 199996, 249995, 299994, 399992, 499990, 599988, 749985, 999980, 1199976, 1499970, 1999960, 2999940, 3349933, 5999880, 6699866, 10049799, 13399732, 16749665, 20099598, 26799464, 33499330, 40199196, 50248995, 66998660, 80398392, 100497990, 133997320, 200995980, 401991960]

約数ペア:

[(1, 401991960), (2, 200995980), (3, 133997320), (4, 100497990), (5, 80398392), (6, 66998660), (8, 50248995), (10, 40199196), (12, 33499330), (15, 26799464), (20, 20099598), (24, 16749665), (30, 13399732), (40, 10049799), (60, 6699866), (67, 5999880), (120, 3349933), (134, 2999940), (201, 1999960), (268, 1499970), (335, 1199976), (402, 999980), (536, 749985), (670, 599988), (804, 499990), (1005, 399992), (1340, 299994), (1608, 249995), (2010, 199996), (2680, 149997), (4020, 99998), (8040, 49999)]