90019020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16487}}^1$

素因数の和:16519

約数の個数: 96

約数和(自身を含む): 310238208

約数和(自身を除く): 220219188

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 16487, 32974, 49461, 65948, 82435, 98922, 115409, 164870, 197844, 214331, 230818, 247305, 329740, 346227, 428662, 461636, 494610, 577045, 642993, 692454, 857324, 989220, 1071655, 1154090, 1285986, 1384908, 1500317, 1731135, 2143310, 2308180, 2571972, 3000634, 3214965, 3462270, 4286620, 4500951, 6001268, 6429930, 6924540, 7501585, 9001902, 12859860, 15003170, 18003804, 22504755, 30006340, 45009510, 90019020]

約数ペア:

[(1, 90019020), (2, 45009510), (3, 30006340), (4, 22504755), (5, 18003804), (6, 15003170), (7, 12859860), (10, 9001902), (12, 7501585), (13, 6924540), (14, 6429930), (15, 6001268), (20, 4500951), (21, 4286620), (26, 3462270), (28, 3214965), (30, 3000634), (35, 2571972), (39, 2308180), (42, 2143310), (52, 1731135), (60, 1500317), (65, 1384908), (70, 1285986), (78, 1154090), (84, 1071655), (91, 989220), (105, 857324), (130, 692454), (140, 642993), (156, 577045), (182, 494610), (195, 461636), (210, 428662), (260, 346227), (273, 329740), (364, 247305), (390, 230818), (420, 214331), (455, 197844), (546, 164870), (780, 115409), (910, 98922), (1092, 82435), (1365, 65948), (1820, 49461), (2730, 32974), (5460, 16487)]