71428680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{198413}}^1$

素因数の和:198430

約数の個数: 48

約数和(自身を含む): 232144380

約数和(自身を除く): 160715700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 198413, 396826, 595239, 793652, 992065, 1190478, 1587304, 1785717, 1984130, 2380956, 2976195, 3571434, 3968260, 4761912, 5952390, 7142868, 7936520, 8928585, 11904780, 14285736, 17857170, 23809560, 35714340, 71428680]

約数ペア:

[(1, 71428680), (2, 35714340), (3, 23809560), (4, 17857170), (5, 14285736), (6, 11904780), (8, 8928585), (9, 7936520), (10, 7142868), (12, 5952390), (15, 4761912), (18, 3968260), (20, 3571434), (24, 2976195), (30, 2380956), (36, 1984130), (40, 1785717), (45, 1587304), (60, 1190478), (72, 992065), (90, 793652), (120, 595239), (180, 396826), (360, 198413)]