636870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:117

約数の個数: 64

約数和(自身を含む): 1741824

約数和(自身を除く): 1104954

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 71, 78, 115, 130, 138, 142, 195, 213, 230, 299, 345, 355, 390, 426, 598, 690, 710, 897, 923, 1065, 1495, 1633, 1794, 1846, 2130, 2769, 2990, 3266, 4485, 4615, 4899, 5538, 8165, 8970, 9230, 9798, 13845, 16330, 21229, 24495, 27690, 42458, 48990, 63687, 106145, 127374, 212290, 318435, 636870]

約数ペア:

[(1, 636870), (2, 318435), (3, 212290), (5, 127374), (6, 106145), (10, 63687), (13, 48990), (15, 42458), (23, 27690), (26, 24495), (30, 21229), (39, 16330), (46, 13845), (65, 9798), (69, 9230), (71, 8970), (78, 8165), (115, 5538), (130, 4899), (138, 4615), (142, 4485), (195, 3266), (213, 2990), (230, 2769), (299, 2130), (345, 1846), (355, 1794), (390, 1633), (426, 1495), (598, 1065), (690, 923), (710, 897)]