390007488

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{156253}}^1$

素因数の和:156281

約数の個数: 56

約数和(自身を含む): 1111278448

約数和(自身を除く): 721270960

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 624, 832, 1248, 2496, 156253, 312506, 468759, 625012, 937518, 1250024, 1875036, 2031289, 2500048, 3750072, 4062578, 5000096, 6093867, 7500144, 8125156, 10000192, 12187734, 15000288, 16250312, 24375468, 30000576, 32500624, 48750936, 65001248, 97501872, 130002496, 195003744, 390007488]

約数ペア:

[(1, 390007488), (2, 195003744), (3, 130002496), (4, 97501872), (6, 65001248), (8, 48750936), (12, 32500624), (13, 30000576), (16, 24375468), (24, 16250312), (26, 15000288), (32, 12187734), (39, 10000192), (48, 8125156), (52, 7500144), (64, 6093867), (78, 5000096), (96, 4062578), (104, 3750072), (156, 2500048), (192, 2031289), (208, 1875036), (312, 1250024), (416, 937518), (624, 625012), (832, 468759), (1248, 312506), (2496, 156253)]