65835420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^4\times {\mathrm{457}}^1$

素因数の和:497

約数の個数: 120

約数和(自身を含む): 215520144

約数和(自身を除く): 149684724

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 457, 490, 588, 686, 735, 914, 980, 1029, 1371, 1372, 1470, 1715, 1828, 2058, 2285, 2401, 2742, 2940, 3199, 3430, 4116, 4570, 4802, 5145, 5484, 6398, 6855, 6860, 7203, 9140, 9597, 9604, 10290, 12005, 12796, 13710, 14406, 15995, 19194, 20580, 22393, 24010, 27420, 28812, 31990, 36015, 38388, 44786, 47985, 48020, 63980, 67179, 72030, 89572, 95970, 111965, 134358, 144060, 156751, 191940, 223930, 268716, 313502, 335895, 447860, 470253, 627004, 671790, 783755, 940506, 1097257, 1343580, 1567510, 1881012, 2194514, 2351265, 3135020, 3291771, 4389028, 4702530, 5486285, 6583542, 9405060, 10972570, 13167084, 16458855, 21945140, 32917710, 65835420]

約数ペア:

[(1, 65835420), (2, 32917710), (3, 21945140), (4, 16458855), (5, 13167084), (6, 10972570), (7, 9405060), (10, 6583542), (12, 5486285), (14, 4702530), (15, 4389028), (20, 3291771), (21, 3135020), (28, 2351265), (30, 2194514), (35, 1881012), (42, 1567510), (49, 1343580), (60, 1097257), (70, 940506), (84, 783755), (98, 671790), (105, 627004), (140, 470253), (147, 447860), (196, 335895), (210, 313502), (245, 268716), (294, 223930), (343, 191940), (420, 156751), (457, 144060), (490, 134358), (588, 111965), (686, 95970), (735, 89572), (914, 72030), (980, 67179), (1029, 63980), (1371, 48020), (1372, 47985), (1470, 44786), (1715, 38388), (1828, 36015), (2058, 31990), (2285, 28812), (2401, 27420), (2742, 24010), (2940, 22393), (3199, 20580), (3430, 19194), (4116, 15995), (4570, 14406), (4802, 13710), (5145, 12796), (5484, 12005), (6398, 10290), (6855, 9604), (6860, 9597), (7203, 9140)]