231905940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{967}}^1$

素因数の和:1557

約数の個数: 96

約数和(自身を含む): 744167424

約数和(自身を除く): 512261484

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 571, 967, 1142, 1713, 1934, 2284, 2855, 2901, 3426, 3868, 3997, 4835, 5710, 5802, 6769, 6852, 7994, 8565, 9670, 11420, 11604, 11991, 13538, 14505, 15988, 17130, 19340, 19985, 20307, 23982, 27076, 29010, 33845, 34260, 39970, 40614, 47964, 58020, 59955, 67690, 79940, 81228, 101535, 119910, 135380, 203070, 239820, 406140, 552157, 1104314, 1656471, 2208628, 2760785, 3312942, 3865099, 5521570, 6625884, 7730198, 8282355, 11043140, 11595297, 15460396, 16564710, 19325495, 23190594, 33129420, 38650990, 46381188, 57976485, 77301980, 115952970, 231905940]

約数ペア:

[(1, 231905940), (2, 115952970), (3, 77301980), (4, 57976485), (5, 46381188), (6, 38650990), (7, 33129420), (10, 23190594), (12, 19325495), (14, 16564710), (15, 15460396), (20, 11595297), (21, 11043140), (28, 8282355), (30, 7730198), (35, 6625884), (42, 5521570), (60, 3865099), (70, 3312942), (84, 2760785), (105, 2208628), (140, 1656471), (210, 1104314), (420, 552157), (571, 406140), (967, 239820), (1142, 203070), (1713, 135380), (1934, 119910), (2284, 101535), (2855, 81228), (2901, 79940), (3426, 67690), (3868, 59955), (3997, 58020), (4835, 47964), (5710, 40614), (5802, 39970), (6769, 34260), (6852, 33845), (7994, 29010), (8565, 27076), (9670, 23982), (11420, 20307), (11604, 19985), (11991, 19340), (13538, 17130), (14505, 15988)]