288156760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:245

約数の個数: 128

約数和(自身を含む): 705672000

約数和(自身を除く): 417515240

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 53, 58, 86, 106, 109, 116, 145, 172, 212, 215, 218, 232, 265, 290, 344, 424, 430, 436, 530, 545, 580, 860, 872, 1060, 1090, 1160, 1247, 1537, 1720, 2120, 2180, 2279, 2494, 3074, 3161, 4360, 4558, 4687, 4988, 5777, 6148, 6235, 6322, 7685, 9116, 9374, 9976, 11395, 11554, 12296, 12470, 12644, 15370, 15805, 18232, 18748, 22790, 23108, 23435, 24940, 25288, 28885, 30740, 31610, 37496, 45580, 46216, 46870, 49880, 57770, 61480, 63220, 66091, 91160, 93740, 115540, 126440, 132182, 135923, 167533, 187480, 231080, 248411, 264364, 271846, 330455, 335066, 496822, 528728, 543692, 660910, 670132, 679615, 837665, 993644, 1087384, 1242055, 1321820, 1340264, 1359230, 1675330, 1987288, 2484110, 2643640, 2718460, 3350660, 4968220, 5436920, 6701320, 7203919, 9936440, 14407838, 28815676, 36019595, 57631352, 72039190, 144078380, 288156760]

約数ペア:

[(1, 288156760), (2, 144078380), (4, 72039190), (5, 57631352), (8, 36019595), (10, 28815676), (20, 14407838), (29, 9936440), (40, 7203919), (43, 6701320), (53, 5436920), (58, 4968220), (86, 3350660), (106, 2718460), (109, 2643640), (116, 2484110), (145, 1987288), (172, 1675330), (212, 1359230), (215, 1340264), (218, 1321820), (232, 1242055), (265, 1087384), (290, 993644), (344, 837665), (424, 679615), (430, 670132), (436, 660910), (530, 543692), (545, 528728), (580, 496822), (860, 335066), (872, 330455), (1060, 271846), (1090, 264364), (1160, 248411), (1247, 231080), (1537, 187480), (1720, 167533), (2120, 135923), (2180, 132182), (2279, 126440), (2494, 115540), (3074, 93740), (3161, 91160), (4360, 66091), (4558, 63220), (4687, 61480), (4988, 57770), (5777, 49880), (6148, 46870), (6235, 46216), (6322, 45580), (7685, 37496), (9116, 31610), (9374, 30740), (9976, 28885), (11395, 25288), (11554, 24940), (12296, 23435), (12470, 23108), (12644, 22790), (15370, 18748), (15805, 18232)]