142740730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{419}}^1$

素因数の和:619

約数の個数: 64

約数和(自身を含む): 297561600

約数和(自身を除く): 154820870

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 163, 190, 209, 326, 418, 419, 815, 838, 1045, 1630, 1793, 2090, 2095, 3097, 3586, 4190, 4609, 6194, 7961, 8965, 9218, 15485, 15922, 17930, 23045, 30970, 34067, 39805, 46090, 68134, 68297, 79610, 87571, 136594, 170335, 175142, 340670, 341485, 437855, 682970, 751267, 875710, 1297643, 1502534, 2595286, 3756335, 6488215, 7512670, 12976430, 14274073, 28548146, 71370365, 142740730]

約数ペア:

[(1, 142740730), (2, 71370365), (5, 28548146), (10, 14274073), (11, 12976430), (19, 7512670), (22, 6488215), (38, 3756335), (55, 2595286), (95, 1502534), (110, 1297643), (163, 875710), (190, 751267), (209, 682970), (326, 437855), (418, 341485), (419, 340670), (815, 175142), (838, 170335), (1045, 136594), (1630, 87571), (1793, 79610), (2090, 68297), (2095, 68134), (3097, 46090), (3586, 39805), (4190, 34067), (4609, 30970), (6194, 23045), (7961, 17930), (8965, 15922), (9218, 15485)]