28046719440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{280243}}^1$

素因数の和:280401

約数の個数: 120

約数和(自身を含む): 94868198880

約数和(自身を除く): 66821479440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 139, 144, 180, 240, 278, 360, 417, 556, 695, 720, 834, 1112, 1251, 1390, 1668, 2085, 2224, 2502, 2780, 3336, 4170, 5004, 5560, 6255, 6672, 8340, 10008, 11120, 12510, 16680, 20016, 25020, 33360, 50040, 100080, 280243, 560486, 840729, 1120972, 1401215, 1681458, 2241944, 2522187, 2802430, 3362916, 4203645, 4483888, 5044374, 5604860, 6725832, 8407290, 10088748, 11209720, 12610935, 13451664, 16814580, 20177496, 22419440, 25221870, 33629160, 38953777, 40354992, 50443740, 67258320, 77907554, 100887480, 116861331, 155815108, 194768885, 201774960, 233722662, 311630216, 350583993, 389537770, 467445324, 584306655, 623260432, 701167986, 779075540, 934890648, 1168613310, 1402335972, 1558151080, 1752919965, 1869781296, 2337226620, 2804671944, 3116302160, 3505839930, 4674453240, 5609343888, 7011679860, 9348906480, 14023359720, 28046719440]

約数ペア:

[(1, 28046719440), (2, 14023359720), (3, 9348906480), (4, 7011679860), (5, 5609343888), (6, 4674453240), (8, 3505839930), (9, 3116302160), (10, 2804671944), (12, 2337226620), (15, 1869781296), (16, 1752919965), (18, 1558151080), (20, 1402335972), (24, 1168613310), (30, 934890648), (36, 779075540), (40, 701167986), (45, 623260432), (48, 584306655), (60, 467445324), (72, 389537770), (80, 350583993), (90, 311630216), (120, 233722662), (139, 201774960), (144, 194768885), (180, 155815108), (240, 116861331), (278, 100887480), (360, 77907554), (417, 67258320), (556, 50443740), (695, 40354992), (720, 38953777), (834, 33629160), (1112, 25221870), (1251, 22419440), (1390, 20177496), (1668, 16814580), (2085, 13451664), (2224, 12610935), (2502, 11209720), (2780, 10088748), (3336, 8407290), (4170, 6725832), (5004, 5604860), (5560, 5044374), (6255, 4483888), (6672, 4203645), (8340, 3362916), (10008, 2802430), (11120, 2522187), (12510, 2241944), (16680, 1681458), (20016, 1401215), (25020, 1120972), (33360, 840729), (50040, 560486), (100080, 280243)]