420198840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2447}}^1$

素因数の和:2523

約数の個数: 160

約数和(自身を含む): 1439570880

約数和(自身を除く): 1019372040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 53, 54, 60, 72, 81, 90, 106, 108, 120, 135, 159, 162, 180, 212, 216, 265, 270, 318, 324, 360, 405, 424, 477, 530, 540, 636, 648, 795, 810, 954, 1060, 1080, 1272, 1431, 1590, 1620, 1908, 2120, 2385, 2447, 2862, 3180, 3240, 3816, 4293, 4770, 4894, 5724, 6360, 7155, 7341, 8586, 9540, 9788, 11448, 12235, 14310, 14682, 17172, 19080, 19576, 21465, 22023, 24470, 28620, 29364, 34344, 36705, 42930, 44046, 48940, 57240, 58728, 66069, 73410, 85860, 88092, 97880, 110115, 129691, 132138, 146820, 171720, 176184, 198207, 220230, 259382, 264276, 293640, 330345, 389073, 396414, 440460, 518764, 528552, 648455, 660690, 778146, 792828, 880920, 991035, 1037528, 1167219, 1296910, 1321380, 1556292, 1585656, 1945365, 1982070, 2334438, 2593820, 2642760, 3112584, 3501657, 3890730, 3964140, 4668876, 5187640, 5836095, 7003314, 7781460, 7928280, 9337752, 10504971, 11672190, 14006628, 15562920, 17508285, 21009942, 23344380, 28013256, 35016570, 42019884, 46688760, 52524855, 70033140, 84039768, 105049710, 140066280, 210099420, 420198840]

約数ペア:

[(1, 420198840), (2, 210099420), (3, 140066280), (4, 105049710), (5, 84039768), (6, 70033140), (8, 52524855), (9, 46688760), (10, 42019884), (12, 35016570), (15, 28013256), (18, 23344380), (20, 21009942), (24, 17508285), (27, 15562920), (30, 14006628), (36, 11672190), (40, 10504971), (45, 9337752), (53, 7928280), (54, 7781460), (60, 7003314), (72, 5836095), (81, 5187640), (90, 4668876), (106, 3964140), (108, 3890730), (120, 3501657), (135, 3112584), (159, 2642760), (162, 2593820), (180, 2334438), (212, 1982070), (216, 1945365), (265, 1585656), (270, 1556292), (318, 1321380), (324, 1296910), (360, 1167219), (405, 1037528), (424, 991035), (477, 880920), (530, 792828), (540, 778146), (636, 660690), (648, 648455), (795, 528552), (810, 518764), (954, 440460), (1060, 396414), (1080, 389073), (1272, 330345), (1431, 293640), (1590, 264276), (1620, 259382), (1908, 220230), (2120, 198207), (2385, 176184), (2447, 171720), (2862, 146820), (3180, 132138), (3240, 129691), (3816, 110115), (4293, 97880), (4770, 88092), (4894, 85860), (5724, 73410), (6360, 66069), (7155, 58728), (7341, 57240), (8586, 48940), (9540, 44046), (9788, 42930), (11448, 36705), (12235, 34344), (14310, 29364), (14682, 28620), (17172, 24470), (19080, 22023), (19576, 21465)]