15979860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6829}}^1$

素因数の和:6857

約数の個数: 72

約数和(自身を含む): 52208520

約数和(自身を除く): 36228660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 6829, 13658, 20487, 27316, 34145, 40974, 61461, 68290, 81948, 88777, 102435, 122922, 136580, 177554, 204870, 245844, 266331, 307305, 355108, 409740, 443885, 532662, 614610, 798993, 887770, 1065324, 1229220, 1331655, 1597986, 1775540, 2663310, 3195972, 3994965, 5326620, 7989930, 15979860]

約数ペア:

[(1, 15979860), (2, 7989930), (3, 5326620), (4, 3994965), (5, 3195972), (6, 2663310), (9, 1775540), (10, 1597986), (12, 1331655), (13, 1229220), (15, 1065324), (18, 887770), (20, 798993), (26, 614610), (30, 532662), (36, 443885), (39, 409740), (45, 355108), (52, 307305), (60, 266331), (65, 245844), (78, 204870), (90, 177554), (117, 136580), (130, 122922), (156, 102435), (180, 88777), (195, 81948), (234, 68290), (260, 61461), (390, 40974), (468, 34145), (585, 27316), (780, 20487), (1170, 13658), (2340, 6829)]