210018180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{112913}}^1$

素因数の和:112956

約数の個数: 48

約数和(自身を含む): 607025664

約数和(自身を除く): 397007484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 112913, 225826, 338739, 451652, 564565, 677478, 1129130, 1354956, 1693695, 2258260, 3387390, 3500303, 6774780, 7000606, 10500909, 14001212, 17501515, 21001818, 35003030, 42003636, 52504545, 70006060, 105009090, 210018180]

約数ペア:

[(1, 210018180), (2, 105009090), (3, 70006060), (4, 52504545), (5, 42003636), (6, 35003030), (10, 21001818), (12, 17501515), (15, 14001212), (20, 10500909), (30, 7000606), (31, 6774780), (60, 3500303), (62, 3387390), (93, 2258260), (124, 1693695), (155, 1354956), (186, 1129130), (310, 677478), (372, 564565), (465, 451652), (620, 338739), (930, 225826), (1860, 112913)]