315033420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{403889}}^1$

素因数の和:403914

約数の個数: 48

約数和(自身を含む): 949949280

約数和(自身を除く): 634915860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 403889, 807778, 1211667, 1615556, 2019445, 2423334, 4038890, 4846668, 5250557, 6058335, 8077780, 10501114, 12116670, 15751671, 21002228, 24233340, 26252785, 31503342, 52505570, 63006684, 78758355, 105011140, 157516710, 315033420]

約数ペア:

[(1, 315033420), (2, 157516710), (3, 105011140), (4, 78758355), (5, 63006684), (6, 52505570), (10, 31503342), (12, 26252785), (13, 24233340), (15, 21002228), (20, 15751671), (26, 12116670), (30, 10501114), (39, 8077780), (52, 6058335), (60, 5250557), (65, 4846668), (78, 4038890), (130, 2423334), (156, 2019445), (195, 1615556), (260, 1211667), (390, 807778), (780, 403889)]