256036440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6257}}^1$

素因数の和:6313

約数の個数: 128

約数和(自身を含む): 865105920

約数和(自身を除く): 609069480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 440, 465, 620, 660, 682, 744, 930, 1023, 1240, 1320, 1364, 1705, 1860, 2046, 2728, 3410, 3720, 4092, 5115, 6257, 6820, 8184, 10230, 12514, 13640, 18771, 20460, 25028, 31285, 37542, 40920, 50056, 62570, 68827, 75084, 93855, 125140, 137654, 150168, 187710, 193967, 206481, 250280, 275308, 344135, 375420, 387934, 412962, 550616, 581901, 688270, 750840, 775868, 825924, 969835, 1032405, 1163802, 1376540, 1551736, 1651848, 1939670, 2064810, 2133637, 2327604, 2753080, 2909505, 3879340, 4129620, 4267274, 4655208, 5819010, 6400911, 7758680, 8259240, 8534548, 10668185, 11638020, 12801822, 17069096, 21336370, 23276040, 25603644, 32004555, 42672740, 51207288, 64009110, 85345480, 128018220, 256036440]

約数ペア:

[(1, 256036440), (2, 128018220), (3, 85345480), (4, 64009110), (5, 51207288), (6, 42672740), (8, 32004555), (10, 25603644), (11, 23276040), (12, 21336370), (15, 17069096), (20, 12801822), (22, 11638020), (24, 10668185), (30, 8534548), (31, 8259240), (33, 7758680), (40, 6400911), (44, 5819010), (55, 4655208), (60, 4267274), (62, 4129620), (66, 3879340), (88, 2909505), (93, 2753080), (110, 2327604), (120, 2133637), (124, 2064810), (132, 1939670), (155, 1651848), (165, 1551736), (186, 1376540), (220, 1163802), (248, 1032405), (264, 969835), (310, 825924), (330, 775868), (341, 750840), (372, 688270), (440, 581901), (465, 550616), (620, 412962), (660, 387934), (682, 375420), (744, 344135), (930, 275308), (1023, 250280), (1240, 206481), (1320, 193967), (1364, 187710), (1705, 150168), (1860, 137654), (2046, 125140), (2728, 93855), (3410, 75084), (3720, 68827), (4092, 62570), (5115, 50056), (6257, 40920), (6820, 37542), (8184, 31285), (10230, 25028), (12514, 20460), (13640, 18771)]