672360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 2177280

約数和(自身を除く): 1504920

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, 431, 520, 780, 862, 1293, 1560, 1724, 2155, 2586, 3448, 4310, 5172, 5603, 6465, 8620, 10344, 11206, 12930, 16809, 17240, 22412, 25860, 28015, 33618, 44824, 51720, 56030, 67236, 84045, 112060, 134472, 168090, 224120, 336180, 672360]

約数ペア:

[(1, 672360), (2, 336180), (3, 224120), (4, 168090), (5, 134472), (6, 112060), (8, 84045), (10, 67236), (12, 56030), (13, 51720), (15, 44824), (20, 33618), (24, 28015), (26, 25860), (30, 22412), (39, 17240), (40, 16809), (52, 12930), (60, 11206), (65, 10344), (78, 8620), (104, 6465), (120, 5603), (130, 5172), (156, 4310), (195, 3448), (260, 2586), (312, 2155), (390, 1724), (431, 1560), (520, 1293), (780, 862)]