308488440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6379}}^1$

素因数の和:6437

約数の個数: 128

約数和(自身を含む): 1028966400

約数和(自身を除く): 720477960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1860, 2015, 2418, 3224, 3720, 4030, 4836, 6045, 6379, 8060, 9672, 12090, 12758, 16120, 19137, 24180, 25516, 31895, 38274, 48360, 51032, 63790, 76548, 82927, 95685, 127580, 153096, 165854, 191370, 197749, 248781, 255160, 331708, 382740, 395498, 414635, 497562, 593247, 663416, 765480, 790996, 829270, 988745, 995124, 1186494, 1243905, 1581992, 1658540, 1977490, 1990248, 2372988, 2487810, 2570737, 2966235, 3317080, 3954980, 4745976, 4975620, 5141474, 5932470, 7712211, 7909960, 9951240, 10282948, 11864940, 12853685, 15424422, 20565896, 23729880, 25707370, 30848844, 38561055, 51414740, 61697688, 77122110, 102829480, 154244220, 308488440]

約数ペア:

[(1, 308488440), (2, 154244220), (3, 102829480), (4, 77122110), (5, 61697688), (6, 51414740), (8, 38561055), (10, 30848844), (12, 25707370), (13, 23729880), (15, 20565896), (20, 15424422), (24, 12853685), (26, 11864940), (30, 10282948), (31, 9951240), (39, 7909960), (40, 7712211), (52, 5932470), (60, 5141474), (62, 4975620), (65, 4745976), (78, 3954980), (93, 3317080), (104, 2966235), (120, 2570737), (124, 2487810), (130, 2372988), (155, 1990248), (156, 1977490), (186, 1658540), (195, 1581992), (248, 1243905), (260, 1186494), (310, 995124), (312, 988745), (372, 829270), (390, 790996), (403, 765480), (465, 663416), (520, 593247), (620, 497562), (744, 414635), (780, 395498), (806, 382740), (930, 331708), (1209, 255160), (1240, 248781), (1560, 197749), (1612, 191370), (1860, 165854), (2015, 153096), (2418, 127580), (3224, 95685), (3720, 82927), (4030, 76548), (4836, 63790), (6045, 51032), (6379, 48360), (8060, 38274), (9672, 31895), (12090, 25516), (12758, 24180), (16120, 19137)]