863190

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 2419200

約数和(自身を除く): 1556010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 115, 135, 138, 139, 207, 230, 270, 278, 345, 414, 417, 621, 690, 695, 834, 1035, 1242, 1251, 1390, 2070, 2085, 2502, 3105, 3197, 3753, 4170, 6210, 6255, 6394, 7506, 9591, 12510, 15985, 18765, 19182, 28773, 31970, 37530, 47955, 57546, 86319, 95910, 143865, 172638, 287730, 431595, 863190]

約数ペア:

[(1, 863190), (2, 431595), (3, 287730), (5, 172638), (6, 143865), (9, 95910), (10, 86319), (15, 57546), (18, 47955), (23, 37530), (27, 31970), (30, 28773), (45, 19182), (46, 18765), (54, 15985), (69, 12510), (90, 9591), (115, 7506), (135, 6394), (138, 6255), (139, 6210), (207, 4170), (230, 3753), (270, 3197), (278, 3105), (345, 2502), (414, 2085), (417, 2070), (621, 1390), (690, 1251), (695, 1242), (834, 1035)]