15551250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:78

約数の個数: 160

約数和(自身を含む): 47234880

約数和(自身を除く): 31683630

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 25, 26, 29, 30, 33, 39, 50, 55, 58, 65, 66, 75, 78, 87, 110, 125, 130, 143, 145, 150, 165, 174, 195, 250, 275, 286, 290, 319, 325, 330, 375, 377, 390, 429, 435, 550, 625, 638, 650, 715, 725, 750, 754, 825, 858, 870, 957, 975, 1131, 1250, 1375, 1430, 1450, 1595, 1625, 1650, 1875, 1885, 1914, 1950, 2145, 2175, 2262, 2750, 3190, 3250, 3575, 3625, 3750, 3770, 4125, 4147, 4290, 4350, 4785, 4875, 5655, 6875, 7150, 7250, 7975, 8125, 8250, 8294, 9425, 9570, 9750, 10725, 10875, 11310, 12441, 13750, 15950, 16250, 17875, 18125, 18850, 20625, 20735, 21450, 21750, 23925, 24375, 24882, 28275, 35750, 36250, 39875, 41250, 41470, 47125, 47850, 48750, 53625, 54375, 56550, 62205, 79750, 89375, 94250, 103675, 107250, 108750, 119625, 124410, 141375, 178750, 199375, 207350, 235625, 239250, 268125, 282750, 311025, 398750, 471250, 518375, 536250, 598125, 622050, 706875, 1036750, 1196250, 1413750, 1555125, 2591875, 3110250, 5183750, 7775625, 15551250]

約数ペア:

[(1, 15551250), (2, 7775625), (3, 5183750), (5, 3110250), (6, 2591875), (10, 1555125), (11, 1413750), (13, 1196250), (15, 1036750), (22, 706875), (25, 622050), (26, 598125), (29, 536250), (30, 518375), (33, 471250), (39, 398750), (50, 311025), (55, 282750), (58, 268125), (65, 239250), (66, 235625), (75, 207350), (78, 199375), (87, 178750), (110, 141375), (125, 124410), (130, 119625), (143, 108750), (145, 107250), (150, 103675), (165, 94250), (174, 89375), (195, 79750), (250, 62205), (275, 56550), (286, 54375), (290, 53625), (319, 48750), (325, 47850), (330, 47125), (375, 41470), (377, 41250), (390, 39875), (429, 36250), (435, 35750), (550, 28275), (625, 24882), (638, 24375), (650, 23925), (715, 21750), (725, 21450), (750, 20735), (754, 20625), (825, 18850), (858, 18125), (870, 17875), (957, 16250), (975, 15950), (1131, 13750), (1250, 12441), (1375, 11310), (1430, 10875), (1450, 10725), (1595, 9750), (1625, 9570), (1650, 9425), (1875, 8294), (1885, 8250), (1914, 8125), (1950, 7975), (2145, 7250), (2175, 7150), (2262, 6875), (2750, 5655), (3190, 4875), (3250, 4785), (3575, 4350), (3625, 4290), (3750, 4147), (3770, 4125)]