176290420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:337

約数の個数: 72

約数和(自身を含む): 393329664

約数和(自身を除く): 217039244

約数列:

[1, 2, 4, 5, 10, 20, 29, 47, 58, 94, 116, 145, 188, 223, 235, 290, 446, 470, 580, 841, 892, 940, 1115, 1363, 1682, 2230, 2726, 3364, 4205, 4460, 5452, 6467, 6815, 8410, 10481, 12934, 13630, 16820, 20962, 25868, 27260, 32335, 39527, 41924, 52405, 64670, 79054, 104810, 129340, 158108, 187543, 197635, 209620, 303949, 375086, 395270, 607898, 750172, 790540, 937715, 1215796, 1519745, 1875430, 3039490, 3750860, 6078980, 8814521, 17629042, 35258084, 44072605, 88145210, 176290420]

約数ペア:

[(1, 176290420), (2, 88145210), (4, 44072605), (5, 35258084), (10, 17629042), (20, 8814521), (29, 6078980), (47, 3750860), (58, 3039490), (94, 1875430), (116, 1519745), (145, 1215796), (188, 937715), (223, 790540), (235, 750172), (290, 607898), (446, 395270), (470, 375086), (580, 303949), (841, 209620), (892, 197635), (940, 187543), (1115, 158108), (1363, 129340), (1682, 104810), (2230, 79054), (2726, 64670), (3364, 52405), (4205, 41924), (4460, 39527), (5452, 32335), (6467, 27260), (6815, 25868), (8410, 20962), (10481, 16820), (12934, 13630)]