21372195120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1\times {\mathrm{3877}}^1$

素因数の和:4219

約数の個数: 160

約数和(自身を含む): 67214364672

約数和(自身を除く): 45842169552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 103, 120, 206, 223, 240, 309, 412, 446, 515, 618, 669, 824, 892, 1030, 1115, 1236, 1338, 1545, 1648, 1784, 2060, 2230, 2472, 2676, 3090, 3345, 3568, 3877, 4120, 4460, 4944, 5352, 6180, 6690, 7754, 8240, 8920, 10704, 11631, 12360, 13380, 15508, 17840, 19385, 22969, 23262, 24720, 26760, 31016, 38770, 45938, 46524, 53520, 58155, 62032, 68907, 77540, 91876, 93048, 114845, 116310, 137814, 155080, 183752, 186096, 229690, 232620, 275628, 310160, 344535, 367504, 399331, 459380, 465240, 551256, 689070, 798662, 864571, 918760, 930480, 1102512, 1197993, 1378140, 1597324, 1729142, 1837520, 1996655, 2395986, 2593713, 2756280, 3194648, 3458284, 3993310, 4322855, 4791972, 5187426, 5512560, 5989965, 6389296, 6916568, 7986620, 8645710, 9583944, 10374852, 11979930, 12968565, 13833136, 15973240, 17291420, 19167888, 20749704, 23959860, 25937130, 31946480, 34582840, 41499408, 47919720, 51874260, 69165680, 89050813, 95839440, 103748520, 178101626, 207497040, 267152439, 356203252, 445254065, 534304878, 712406504, 890508130, 1068609756, 1335762195, 1424813008, 1781016260, 2137219512, 2671524390, 3562032520, 4274439024, 5343048780, 7124065040, 10686097560, 21372195120]

約数ペア:

[(1, 21372195120), (2, 10686097560), (3, 7124065040), (4, 5343048780), (5, 4274439024), (6, 3562032520), (8, 2671524390), (10, 2137219512), (12, 1781016260), (15, 1424813008), (16, 1335762195), (20, 1068609756), (24, 890508130), (30, 712406504), (40, 534304878), (48, 445254065), (60, 356203252), (80, 267152439), (103, 207497040), (120, 178101626), (206, 103748520), (223, 95839440), (240, 89050813), (309, 69165680), (412, 51874260), (446, 47919720), (515, 41499408), (618, 34582840), (669, 31946480), (824, 25937130), (892, 23959860), (1030, 20749704), (1115, 19167888), (1236, 17291420), (1338, 15973240), (1545, 13833136), (1648, 12968565), (1784, 11979930), (2060, 10374852), (2230, 9583944), (2472, 8645710), (2676, 7986620), (3090, 6916568), (3345, 6389296), (3568, 5989965), (3877, 5512560), (4120, 5187426), (4460, 4791972), (4944, 4322855), (5352, 3993310), (6180, 3458284), (6690, 3194648), (7754, 2756280), (8240, 2593713), (8920, 2395986), (10704, 1996655), (11631, 1837520), (12360, 1729142), (13380, 1597324), (15508, 1378140), (17840, 1197993), (19385, 1102512), (22969, 930480), (23262, 918760), (24720, 864571), (26760, 798662), (31016, 689070), (38770, 551256), (45938, 465240), (46524, 459380), (53520, 399331), (58155, 367504), (62032, 344535), (68907, 310160), (77540, 275628), (91876, 232620), (93048, 229690), (114845, 186096), (116310, 183752), (137814, 155080)]