161193420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2917}}^1$

素因数の和:3239

約数の個数: 72

約数和(自身を含む): 490714224

約数和(自身を除く): 329520804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 307, 614, 921, 1228, 1535, 1842, 2763, 2917, 3070, 3684, 4605, 5526, 5834, 6140, 8751, 9210, 11052, 11668, 13815, 14585, 17502, 18420, 26253, 27630, 29170, 35004, 43755, 52506, 55260, 58340, 87510, 105012, 131265, 175020, 262530, 525060, 895519, 1791038, 2686557, 3582076, 4477595, 5373114, 8059671, 8955190, 10746228, 13432785, 16119342, 17910380, 26865570, 32238684, 40298355, 53731140, 80596710, 161193420]

約数ペア:

[(1, 161193420), (2, 80596710), (3, 53731140), (4, 40298355), (5, 32238684), (6, 26865570), (9, 17910380), (10, 16119342), (12, 13432785), (15, 10746228), (18, 8955190), (20, 8059671), (30, 5373114), (36, 4477595), (45, 3582076), (60, 2686557), (90, 1791038), (180, 895519), (307, 525060), (614, 262530), (921, 175020), (1228, 131265), (1535, 105012), (1842, 87510), (2763, 58340), (2917, 55260), (3070, 52506), (3684, 43755), (4605, 35004), (5526, 29170), (5834, 27630), (6140, 26253), (8751, 18420), (9210, 17502), (11052, 14585), (11668, 13815)]