155296918

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{509}}^1$

素因数の和:605

約数の個数: 64

約数和(自身を含む): 297676800

約数和(自身を除く): 142379882

約数列:

[1, 2, 7, 14, 19, 31, 37, 38, 62, 74, 133, 217, 259, 266, 434, 509, 518, 589, 703, 1018, 1147, 1178, 1406, 2294, 3563, 4123, 4921, 7126, 8029, 8246, 9671, 9842, 15779, 16058, 18833, 19342, 21793, 31558, 37666, 43586, 67697, 110453, 131831, 135394, 152551, 220906, 263662, 299801, 305102, 357827, 583823, 599602, 715654, 1167646, 2098607, 2504789, 4086761, 4197214, 5009578, 8173522, 11092637, 22185274, 77648459, 155296918]

約数ペア:

[(1, 155296918), (2, 77648459), (7, 22185274), (14, 11092637), (19, 8173522), (31, 5009578), (37, 4197214), (38, 4086761), (62, 2504789), (74, 2098607), (133, 1167646), (217, 715654), (259, 599602), (266, 583823), (434, 357827), (509, 305102), (518, 299801), (589, 263662), (703, 220906), (1018, 152551), (1147, 135394), (1178, 131831), (1406, 110453), (2294, 67697), (3563, 43586), (4123, 37666), (4921, 31558), (7126, 21793), (8029, 19342), (8246, 18833), (9671, 16058), (9842, 15779)]