240927180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{619}}^1$

素因数の和:1143

約数の個数: 96

約数和(自身を含む): 729120000

約数和(自身を除く): 488192820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 499, 619, 780, 998, 1238, 1497, 1857, 1996, 2476, 2495, 2994, 3095, 3714, 4990, 5988, 6190, 6487, 7428, 7485, 8047, 9285, 9980, 12380, 12974, 14970, 16094, 18570, 19461, 24141, 25948, 29940, 32188, 32435, 37140, 38922, 40235, 48282, 64870, 77844, 80470, 96564, 97305, 120705, 129740, 160940, 194610, 241410, 308881, 389220, 482820, 617762, 926643, 1235524, 1544405, 1853286, 3088810, 3706572, 4015453, 4633215, 6177620, 8030906, 9266430, 12046359, 16061812, 18532860, 20077265, 24092718, 40154530, 48185436, 60231795, 80309060, 120463590, 240927180]

約数ペア:

[(1, 240927180), (2, 120463590), (3, 80309060), (4, 60231795), (5, 48185436), (6, 40154530), (10, 24092718), (12, 20077265), (13, 18532860), (15, 16061812), (20, 12046359), (26, 9266430), (30, 8030906), (39, 6177620), (52, 4633215), (60, 4015453), (65, 3706572), (78, 3088810), (130, 1853286), (156, 1544405), (195, 1235524), (260, 926643), (390, 617762), (499, 482820), (619, 389220), (780, 308881), (998, 241410), (1238, 194610), (1497, 160940), (1857, 129740), (1996, 120705), (2476, 97305), (2495, 96564), (2994, 80470), (3095, 77844), (3714, 64870), (4990, 48282), (5988, 40235), (6190, 38922), (6487, 37140), (7428, 32435), (7485, 32188), (8047, 29940), (9285, 25948), (9980, 24141), (12380, 19461), (12974, 18570), (14970, 16094)]