965640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 3124800

約数和(自身を除く): 2159160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 619, 780, 1238, 1560, 1857, 2476, 3095, 3714, 4952, 6190, 7428, 8047, 9285, 12380, 14856, 16094, 18570, 24141, 24760, 32188, 37140, 40235, 48282, 64376, 74280, 80470, 96564, 120705, 160940, 193128, 241410, 321880, 482820, 965640]

約数ペア:

[(1, 965640), (2, 482820), (3, 321880), (4, 241410), (5, 193128), (6, 160940), (8, 120705), (10, 96564), (12, 80470), (13, 74280), (15, 64376), (20, 48282), (24, 40235), (26, 37140), (30, 32188), (39, 24760), (40, 24141), (52, 18570), (60, 16094), (65, 14856), (78, 12380), (104, 9285), (120, 8047), (130, 7428), (156, 6190), (195, 4952), (260, 3714), (312, 3095), (390, 2476), (520, 1857), (619, 1560), (780, 1238)]