303743960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{2221}}^1$

素因数の和:2508

約数の個数: 64

約数和(自身を含む): 739126080

約数和(自身を除く): 435382120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 263, 520, 526, 1052, 1315, 2104, 2221, 2630, 3419, 4442, 5260, 6838, 8884, 10520, 11105, 13676, 17095, 17768, 22210, 27352, 28873, 34190, 44420, 57746, 68380, 88840, 115492, 136760, 144365, 230984, 288730, 577460, 584123, 1154920, 1168246, 2336492, 2920615, 4672984, 5841230, 7593599, 11682460, 15187198, 23364920, 30374396, 37967995, 60748792, 75935990, 151871980, 303743960]

約数ペア:

[(1, 303743960), (2, 151871980), (4, 75935990), (5, 60748792), (8, 37967995), (10, 30374396), (13, 23364920), (20, 15187198), (26, 11682460), (40, 7593599), (52, 5841230), (65, 4672984), (104, 2920615), (130, 2336492), (260, 1168246), (263, 1154920), (520, 584123), (526, 577460), (1052, 288730), (1315, 230984), (2104, 144365), (2221, 136760), (2630, 115492), (3419, 88840), (4442, 68380), (5260, 57746), (6838, 44420), (8884, 34190), (10520, 28873), (11105, 27352), (13676, 22210), (17095, 17768)]