627926940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{25097}}^1$

素因数の和:25251

約数の個数: 72

約数和(自身を含む): 1918491120

約数和(自身を除く): 1290564180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 4170, 5004, 6255, 8340, 12510, 25020, 25097, 50194, 75291, 100388, 125485, 150582, 225873, 250970, 301164, 376455, 451746, 501940, 752910, 903492, 1129365, 1505820, 2258730, 3488483, 4517460, 6976966, 10465449, 13953932, 17442415, 20930898, 31396347, 34884830, 41861796, 52327245, 62792694, 69769660, 104654490, 125585388, 156981735, 209308980, 313963470, 627926940]

約数ペア:

[(1, 627926940), (2, 313963470), (3, 209308980), (4, 156981735), (5, 125585388), (6, 104654490), (9, 69769660), (10, 62792694), (12, 52327245), (15, 41861796), (18, 34884830), (20, 31396347), (30, 20930898), (36, 17442415), (45, 13953932), (60, 10465449), (90, 6976966), (139, 4517460), (180, 3488483), (278, 2258730), (417, 1505820), (556, 1129365), (695, 903492), (834, 752910), (1251, 501940), (1390, 451746), (1668, 376455), (2085, 301164), (2502, 250970), (2780, 225873), (4170, 150582), (5004, 125485), (6255, 100388), (8340, 75291), (12510, 50194), (25020, 25097)]