680762960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{6857}}^1$

素因数の和:6960

約数の個数: 80

約数和(自身を含む): 1699083216

約数和(自身を除く): 1018320256

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 73, 80, 85, 136, 146, 170, 272, 292, 340, 365, 584, 680, 730, 1168, 1241, 1360, 1460, 2482, 2920, 4964, 5840, 6205, 6857, 9928, 12410, 13714, 19856, 24820, 27428, 34285, 49640, 54856, 68570, 99280, 109712, 116569, 137140, 233138, 274280, 466276, 500561, 548560, 582845, 932552, 1001122, 1165690, 1865104, 2002244, 2331380, 2502805, 4004488, 4662760, 5005610, 8008976, 8509537, 9325520, 10011220, 17019074, 20022440, 34038148, 40044880, 42547685, 68076296, 85095370, 136152592, 170190740, 340381480, 680762960]

約数ペア:

[(1, 680762960), (2, 340381480), (4, 170190740), (5, 136152592), (8, 85095370), (10, 68076296), (16, 42547685), (17, 40044880), (20, 34038148), (34, 20022440), (40, 17019074), (68, 10011220), (73, 9325520), (80, 8509537), (85, 8008976), (136, 5005610), (146, 4662760), (170, 4004488), (272, 2502805), (292, 2331380), (340, 2002244), (365, 1865104), (584, 1165690), (680, 1001122), (730, 932552), (1168, 582845), (1241, 548560), (1360, 500561), (1460, 466276), (2482, 274280), (2920, 233138), (4964, 137140), (5840, 116569), (6205, 109712), (6857, 99280), (9928, 68570), (12410, 54856), (13714, 49640), (19856, 34285), (24820, 27428)]