278484960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3433}}^1$

素因数の和:3477

約数の個数: 144

約数和(自身を含む): 950174064

約数和(自身を除く): 671689104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 169, 195, 208, 240, 260, 312, 338, 390, 416, 480, 507, 520, 624, 676, 780, 845, 1014, 1040, 1248, 1352, 1560, 1690, 2028, 2080, 2535, 2704, 3120, 3380, 3433, 4056, 5070, 5408, 6240, 6760, 6866, 8112, 10140, 10299, 13520, 13732, 16224, 17165, 20280, 20598, 27040, 27464, 34330, 40560, 41196, 44629, 51495, 54928, 68660, 81120, 82392, 89258, 102990, 109856, 133887, 137320, 164784, 178516, 205980, 223145, 267774, 274640, 329568, 357032, 411960, 446290, 535548, 549280, 580177, 669435, 714064, 823920, 892580, 1071096, 1160354, 1338870, 1428128, 1647840, 1740531, 1785160, 2142192, 2320708, 2677740, 2900885, 3481062, 3570320, 4284384, 4641416, 5355480, 5801770, 6962124, 7140640, 8702655, 9282832, 10710960, 11603540, 13924248, 17405310, 18565664, 21421920, 23207080, 27848496, 34810620, 46414160, 55696992, 69621240, 92828320, 139242480, 278484960]

約数ペア:

[(1, 278484960), (2, 139242480), (3, 92828320), (4, 69621240), (5, 55696992), (6, 46414160), (8, 34810620), (10, 27848496), (12, 23207080), (13, 21421920), (15, 18565664), (16, 17405310), (20, 13924248), (24, 11603540), (26, 10710960), (30, 9282832), (32, 8702655), (39, 7140640), (40, 6962124), (48, 5801770), (52, 5355480), (60, 4641416), (65, 4284384), (78, 3570320), (80, 3481062), (96, 2900885), (104, 2677740), (120, 2320708), (130, 2142192), (156, 1785160), (160, 1740531), (169, 1647840), (195, 1428128), (208, 1338870), (240, 1160354), (260, 1071096), (312, 892580), (338, 823920), (390, 714064), (416, 669435), (480, 580177), (507, 549280), (520, 535548), (624, 446290), (676, 411960), (780, 357032), (845, 329568), (1014, 274640), (1040, 267774), (1248, 223145), (1352, 205980), (1560, 178516), (1690, 164784), (2028, 137320), (2080, 133887), (2535, 109856), (2704, 102990), (3120, 89258), (3380, 82392), (3433, 81120), (4056, 68660), (5070, 54928), (5408, 51495), (6240, 44629), (6760, 41196), (6866, 40560), (8112, 34330), (10140, 27464), (10299, 27040), (13520, 20598), (13732, 20280), (16224, 17165)]