90453480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2521}}^1$

素因数の和:2571

約数の個数: 128

約数和(自身を含む): 305061120

約数和(自身を除く): 214607640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 460, 520, 552, 598, 690, 780, 897, 920, 1196, 1380, 1495, 1560, 1794, 2392, 2521, 2760, 2990, 3588, 4485, 5042, 5980, 7176, 7563, 8970, 10084, 11960, 12605, 15126, 17940, 20168, 25210, 30252, 32773, 35880, 37815, 50420, 57983, 60504, 65546, 75630, 98319, 100840, 115966, 131092, 151260, 163865, 173949, 196638, 231932, 262184, 289915, 302520, 327730, 347898, 393276, 463864, 491595, 579830, 655460, 695796, 753779, 786552, 869745, 983190, 1159660, 1310920, 1391592, 1507558, 1739490, 1966380, 2261337, 2319320, 3015116, 3478980, 3768895, 3932760, 4522674, 6030232, 6957960, 7537790, 9045348, 11306685, 15075580, 18090696, 22613370, 30151160, 45226740, 90453480]

約数ペア:

[(1, 90453480), (2, 45226740), (3, 30151160), (4, 22613370), (5, 18090696), (6, 15075580), (8, 11306685), (10, 9045348), (12, 7537790), (13, 6957960), (15, 6030232), (20, 4522674), (23, 3932760), (24, 3768895), (26, 3478980), (30, 3015116), (39, 2319320), (40, 2261337), (46, 1966380), (52, 1739490), (60, 1507558), (65, 1391592), (69, 1310920), (78, 1159660), (92, 983190), (104, 869745), (115, 786552), (120, 753779), (130, 695796), (138, 655460), (156, 579830), (184, 491595), (195, 463864), (230, 393276), (260, 347898), (276, 327730), (299, 302520), (312, 289915), (345, 262184), (390, 231932), (460, 196638), (520, 173949), (552, 163865), (598, 151260), (690, 131092), (780, 115966), (897, 100840), (920, 98319), (1196, 75630), (1380, 65546), (1495, 60504), (1560, 57983), (1794, 50420), (2392, 37815), (2521, 35880), (2760, 32773), (2990, 30252), (3588, 25210), (4485, 20168), (5042, 17940), (5980, 15126), (7176, 12605), (7563, 11960), (8970, 10084)]