644365008

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1282

約数の個数: 240

約数和(自身を含む): 2254427136

約数和(自身を除く): 1610062128

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 31, 34, 36, 42, 48, 51, 56, 62, 63, 68, 72, 84, 93, 102, 112, 119, 124, 126, 136, 144, 153, 168, 186, 204, 217, 238, 248, 252, 272, 279, 306, 336, 357, 372, 408, 434, 476, 496, 504, 527, 558, 612, 651, 714, 744, 816, 868, 952, 1008, 1054, 1071, 1116, 1213, 1224, 1302, 1428, 1488, 1581, 1736, 1904, 1953, 2108, 2142, 2232, 2426, 2448, 2604, 2856, 3162, 3472, 3639, 3689, 3906, 4216, 4284, 4464, 4743, 4852, 5208, 5712, 6324, 7278, 7378, 7812, 8432, 8491, 8568, 9486, 9704, 10416, 10917, 11067, 12648, 14556, 14756, 15624, 16982, 17136, 18972, 19408, 20621, 21834, 22134, 25296, 25473, 29112, 29512, 31248, 33201, 33964, 37603, 37944, 41242, 43668, 44268, 50946, 58224, 59024, 61863, 66402, 67928, 75206, 75888, 76419, 82484, 87336, 88536, 101892, 112809, 123726, 132804, 135856, 144347, 150412, 152838, 164968, 174672, 177072, 185589, 203784, 225618, 247452, 263221, 265608, 288694, 300824, 305676, 329936, 338427, 371178, 407568, 433041, 451236, 494904, 526442, 531216, 577388, 601648, 611352, 639251, 676854, 742356, 789663, 866082, 902472, 989808, 1052884, 1154776, 1222704, 1278502, 1299123, 1353708, 1484712, 1579326, 1732164, 1804944, 1917753, 2105768, 2309552, 2368989, 2557004, 2598246, 2707416, 2969424, 3158652, 3464328, 3835506, 4211536, 4474757, 4737978, 5114008, 5196492, 5414832, 5753259, 6317304, 6928656, 7671012, 8949514, 9475956, 10228016, 10392984, 11506518, 12634608, 13424271, 15342024, 17899028, 18951912, 20785968, 23013036, 26848542, 30684048, 35798056, 37903824, 40272813, 46026072, 53697084, 71596112, 80545626, 92052144, 107394168, 161091252, 214788336, 322182504, 644365008]

約数ペア:

[(1, 644365008), (2, 322182504), (3, 214788336), (4, 161091252), (6, 107394168), (7, 92052144), (8, 80545626), (9, 71596112), (12, 53697084), (14, 46026072), (16, 40272813), (17, 37903824), (18, 35798056), (21, 30684048), (24, 26848542), (28, 23013036), (31, 20785968), (34, 18951912), (36, 17899028), (42, 15342024), (48, 13424271), (51, 12634608), (56, 11506518), (62, 10392984), (63, 10228016), (68, 9475956), (72, 8949514), (84, 7671012), (93, 6928656), (102, 6317304), (112, 5753259), (119, 5414832), (124, 5196492), (126, 5114008), (136, 4737978), (144, 4474757), (153, 4211536), (168, 3835506), (186, 3464328), (204, 3158652), (217, 2969424), (238, 2707416), (248, 2598246), (252, 2557004), (272, 2368989), (279, 2309552), (306, 2105768), (336, 1917753), (357, 1804944), (372, 1732164), (408, 1579326), (434, 1484712), (476, 1353708), (496, 1299123), (504, 1278502), (527, 1222704), (558, 1154776), (612, 1052884), (651, 989808), (714, 902472), (744, 866082), (816, 789663), (868, 742356), (952, 676854), (1008, 639251), (1054, 611352), (1071, 601648), (1116, 577388), (1213, 531216), (1224, 526442), (1302, 494904), (1428, 451236), (1488, 433041), (1581, 407568), (1736, 371178), (1904, 338427), (1953, 329936), (2108, 305676), (2142, 300824), (2232, 288694), (2426, 265608), (2448, 263221), (2604, 247452), (2856, 225618), (3162, 203784), (3472, 185589), (3639, 177072), (3689, 174672), (3906, 164968), (4216, 152838), (4284, 150412), (4464, 144347), (4743, 135856), (4852, 132804), (5208, 123726), (5712, 112809), (6324, 101892), (7278, 88536), (7378, 87336), (7812, 82484), (8432, 76419), (8491, 75888), (8568, 75206), (9486, 67928), (9704, 66402), (10416, 61863), (10917, 59024), (11067, 58224), (12648, 50946), (14556, 44268), (14756, 43668), (15624, 41242), (16982, 37944), (17136, 37603), (18972, 33964), (19408, 33201), (20621, 31248), (21834, 29512), (22134, 29112), (25296, 25473)]