858990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:177

約数の個数: 64

約数和(自身を含む): 2384640

約数和(自身を除く): 1525650

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 19, 22, 30, 33, 38, 55, 57, 66, 95, 110, 114, 137, 165, 190, 209, 274, 285, 330, 411, 418, 570, 627, 685, 822, 1045, 1254, 1370, 1507, 2055, 2090, 2603, 3014, 3135, 4110, 4521, 5206, 6270, 7535, 7809, 9042, 13015, 15070, 15618, 22605, 26030, 28633, 39045, 45210, 57266, 78090, 85899, 143165, 171798, 286330, 429495, 858990]

約数ペア:

[(1, 858990), (2, 429495), (3, 286330), (5, 171798), (6, 143165), (10, 85899), (11, 78090), (15, 57266), (19, 45210), (22, 39045), (30, 28633), (33, 26030), (38, 22605), (55, 15618), (57, 15070), (66, 13015), (95, 9042), (110, 7809), (114, 7535), (137, 6270), (165, 5206), (190, 4521), (209, 4110), (274, 3135), (285, 3014), (330, 2603), (411, 2090), (418, 2055), (570, 1507), (627, 1370), (685, 1254), (822, 1045)]