1389068880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{10391}}^1$

素因数の和:10964

約数の個数: 80

約数和(自身を含む): 4314259584

約数和(自身を除く): 2925190704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 557, 1114, 1671, 2228, 2785, 3342, 4456, 5570, 6684, 8355, 8912, 10391, 11140, 13368, 16710, 20782, 22280, 26736, 31173, 33420, 41564, 44560, 51955, 62346, 66840, 83128, 103910, 124692, 133680, 155865, 166256, 207820, 249384, 311730, 415640, 498768, 623460, 831280, 1246920, 2493840, 5787787, 11575574, 17363361, 23151148, 28938935, 34726722, 46302296, 57877870, 69453444, 86816805, 92604592, 115755740, 138906888, 173633610, 231511480, 277813776, 347267220, 463022960, 694534440, 1389068880]

約数ペア:

[(1, 1389068880), (2, 694534440), (3, 463022960), (4, 347267220), (5, 277813776), (6, 231511480), (8, 173633610), (10, 138906888), (12, 115755740), (15, 92604592), (16, 86816805), (20, 69453444), (24, 57877870), (30, 46302296), (40, 34726722), (48, 28938935), (60, 23151148), (80, 17363361), (120, 11575574), (240, 5787787), (557, 2493840), (1114, 1246920), (1671, 831280), (2228, 623460), (2785, 498768), (3342, 415640), (4456, 311730), (5570, 249384), (6684, 207820), (8355, 166256), (8912, 155865), (10391, 133680), (11140, 124692), (13368, 103910), (16710, 83128), (20782, 66840), (22280, 62346), (26736, 51955), (31173, 44560), (33420, 41564)]