696683440

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1\times {\mathrm{389}}^1$

素因数の和:830

約数の個数: 80

約数和(自身を含む): 1655072640

約数和(自身を除く): 958389200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 367, 389, 488, 610, 734, 778, 976, 1220, 1468, 1556, 1835, 1945, 2440, 2936, 3112, 3670, 3890, 4880, 5872, 6224, 7340, 7780, 14680, 15560, 22387, 23729, 29360, 31120, 44774, 47458, 89548, 94916, 111935, 118645, 142763, 179096, 189832, 223870, 237290, 285526, 358192, 379664, 447740, 474580, 571052, 713815, 895480, 949160, 1142104, 1427630, 1790960, 1898320, 2284208, 2855260, 5710520, 8708543, 11421040, 17417086, 34834172, 43542715, 69668344, 87085430, 139336688, 174170860, 348341720, 696683440]

約数ペア:

[(1, 696683440), (2, 348341720), (4, 174170860), (5, 139336688), (8, 87085430), (10, 69668344), (16, 43542715), (20, 34834172), (40, 17417086), (61, 11421040), (80, 8708543), (122, 5710520), (244, 2855260), (305, 2284208), (367, 1898320), (389, 1790960), (488, 1427630), (610, 1142104), (734, 949160), (778, 895480), (976, 713815), (1220, 571052), (1468, 474580), (1556, 447740), (1835, 379664), (1945, 358192), (2440, 285526), (2936, 237290), (3112, 223870), (3670, 189832), (3890, 179096), (4880, 142763), (5872, 118645), (6224, 111935), (7340, 94916), (7780, 89548), (14680, 47458), (15560, 44774), (22387, 31120), (23729, 29360)]