420284448

素因数分解:

$2^5\times 3^2\times {\mathrm{521}}^1\times {\mathrm{2801}}^1$

素因数の和:3338

約数の個数: 72

約数和(自身を含む): 1197905436

約数和(自身を除く): 777620988

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 521, 1042, 1563, 2084, 2801, 3126, 4168, 4689, 5602, 6252, 8336, 8403, 9378, 11204, 12504, 16672, 16806, 18756, 22408, 25008, 25209, 33612, 37512, 44816, 50016, 50418, 67224, 75024, 89632, 100836, 134448, 150048, 201672, 268896, 403344, 806688, 1459321, 2918642, 4377963, 5837284, 8755926, 11674568, 13133889, 17511852, 23349136, 26267778, 35023704, 46698272, 52535556, 70047408, 105071112, 140094816, 210142224, 420284448]

約数ペア:

[(1, 420284448), (2, 210142224), (3, 140094816), (4, 105071112), (6, 70047408), (8, 52535556), (9, 46698272), (12, 35023704), (16, 26267778), (18, 23349136), (24, 17511852), (32, 13133889), (36, 11674568), (48, 8755926), (72, 5837284), (96, 4377963), (144, 2918642), (288, 1459321), (521, 806688), (1042, 403344), (1563, 268896), (2084, 201672), (2801, 150048), (3126, 134448), (4168, 100836), (4689, 89632), (5602, 75024), (6252, 67224), (8336, 50418), (8403, 50016), (9378, 44816), (11204, 37512), (12504, 33612), (16672, 25209), (16806, 25008), (18756, 22408)]