1290294240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{5387}}^1$

素因数の和:5904

約数の個数: 96

約数和(自身を含む): 4073328000

約数和(自身を除く): 2783033760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 499, 998, 1497, 1996, 2495, 2994, 3992, 4990, 5387, 5988, 7485, 7984, 9980, 10774, 11976, 14970, 15968, 16161, 19960, 21548, 23952, 26935, 29940, 32322, 39920, 43096, 47904, 53870, 59880, 64644, 79840, 80805, 86192, 107740, 119760, 129288, 161610, 172384, 215480, 239520, 258576, 323220, 430960, 517152, 646440, 861920, 1292880, 2585760, 2688113, 5376226, 8064339, 10752452, 13440565, 16128678, 21504904, 26881130, 32257356, 40321695, 43009808, 53762260, 64514712, 80643390, 86019616, 107524520, 129029424, 161286780, 215049040, 258058848, 322573560, 430098080, 645147120, 1290294240]

約数ペア:

[(1, 1290294240), (2, 645147120), (3, 430098080), (4, 322573560), (5, 258058848), (6, 215049040), (8, 161286780), (10, 129029424), (12, 107524520), (15, 86019616), (16, 80643390), (20, 64514712), (24, 53762260), (30, 43009808), (32, 40321695), (40, 32257356), (48, 26881130), (60, 21504904), (80, 16128678), (96, 13440565), (120, 10752452), (160, 8064339), (240, 5376226), (480, 2688113), (499, 2585760), (998, 1292880), (1497, 861920), (1996, 646440), (2495, 517152), (2994, 430960), (3992, 323220), (4990, 258576), (5387, 239520), (5988, 215480), (7485, 172384), (7984, 161610), (9980, 129288), (10774, 119760), (11976, 107740), (14970, 86192), (15968, 80805), (16161, 79840), (19960, 64644), (21548, 59880), (23952, 53870), (26935, 47904), (29940, 43096), (32322, 39920)]