255859320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{383}}^1$

素因数の和:709

約数の個数: 128

約数和(自身を含む): 812851200

約数和(自身を除く): 556991880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 293, 380, 383, 456, 570, 586, 760, 766, 879, 1140, 1149, 1172, 1465, 1532, 1758, 1915, 2280, 2298, 2344, 2930, 3064, 3516, 3830, 4395, 4596, 5567, 5745, 5860, 7032, 7277, 7660, 8790, 9192, 11134, 11490, 11720, 14554, 15320, 16701, 17580, 21831, 22268, 22980, 27835, 29108, 33402, 35160, 36385, 43662, 44536, 45960, 55670, 58216, 66804, 72770, 83505, 87324, 109155, 111340, 112219, 133608, 145540, 167010, 174648, 218310, 222680, 224438, 291080, 334020, 336657, 436620, 448876, 561095, 668040, 673314, 873240, 897752, 1122190, 1346628, 1683285, 2132161, 2244380, 2693256, 3366570, 4264322, 4488760, 6396483, 6733140, 8528644, 10660805, 12792966, 13466280, 17057288, 21321610, 25585932, 31982415, 42643220, 51171864, 63964830, 85286440, 127929660, 255859320]

約数ペア:

[(1, 255859320), (2, 127929660), (3, 85286440), (4, 63964830), (5, 51171864), (6, 42643220), (8, 31982415), (10, 25585932), (12, 21321610), (15, 17057288), (19, 13466280), (20, 12792966), (24, 10660805), (30, 8528644), (38, 6733140), (40, 6396483), (57, 4488760), (60, 4264322), (76, 3366570), (95, 2693256), (114, 2244380), (120, 2132161), (152, 1683285), (190, 1346628), (228, 1122190), (285, 897752), (293, 873240), (380, 673314), (383, 668040), (456, 561095), (570, 448876), (586, 436620), (760, 336657), (766, 334020), (879, 291080), (1140, 224438), (1149, 222680), (1172, 218310), (1465, 174648), (1532, 167010), (1758, 145540), (1915, 133608), (2280, 112219), (2298, 111340), (2344, 109155), (2930, 87324), (3064, 83505), (3516, 72770), (3830, 66804), (4395, 58216), (4596, 55670), (5567, 45960), (5745, 44536), (5860, 43662), (7032, 36385), (7277, 35160), (7660, 33402), (8790, 29108), (9192, 27835), (11134, 22980), (11490, 22268), (11720, 21831), (14554, 17580), (15320, 16701)]