660808440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{2909}}^1$

素因数の和:3557

約数の個数: 96

約数和(自身を含む): 2151770400

約数和(自身を除く): 1490961960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 631, 1262, 1893, 2524, 2909, 3155, 3786, 5048, 5679, 5818, 6310, 7572, 8727, 9465, 11358, 11636, 12620, 14545, 15144, 17454, 18930, 22716, 23272, 25240, 26181, 28395, 29090, 34908, 37860, 43635, 45432, 52362, 56790, 58180, 69816, 75720, 87270, 104724, 113580, 116360, 130905, 174540, 209448, 227160, 261810, 349080, 523620, 1047240, 1835579, 3671158, 5506737, 7342316, 9177895, 11013474, 14684632, 16520211, 18355790, 22026948, 27533685, 33040422, 36711580, 44053896, 55067370, 66080844, 73423160, 82601055, 110134740, 132161688, 165202110, 220269480, 330404220, 660808440]

約数ペア:

[(1, 660808440), (2, 330404220), (3, 220269480), (4, 165202110), (5, 132161688), (6, 110134740), (8, 82601055), (9, 73423160), (10, 66080844), (12, 55067370), (15, 44053896), (18, 36711580), (20, 33040422), (24, 27533685), (30, 22026948), (36, 18355790), (40, 16520211), (45, 14684632), (60, 11013474), (72, 9177895), (90, 7342316), (120, 5506737), (180, 3671158), (360, 1835579), (631, 1047240), (1262, 523620), (1893, 349080), (2524, 261810), (2909, 227160), (3155, 209448), (3786, 174540), (5048, 130905), (5679, 116360), (5818, 113580), (6310, 104724), (7572, 87270), (8727, 75720), (9465, 69816), (11358, 58180), (11636, 56790), (12620, 52362), (14545, 45432), (15144, 43635), (17454, 37860), (18930, 34908), (22716, 29090), (23272, 28395), (25240, 26181)]