1383049960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{181}}^1\times {\mathrm{661}}^1$

素因数の和:887

約数の個数: 96

約数和(自身を含む): 3328972920

約数和(自身を除く): 1945922960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 181, 289, 340, 362, 578, 661, 680, 724, 905, 1156, 1322, 1445, 1448, 1810, 2312, 2644, 2890, 3077, 3305, 3620, 5288, 5780, 6154, 6610, 7240, 11237, 11560, 12308, 13220, 15385, 22474, 24616, 26440, 30770, 44948, 52309, 56185, 61540, 89896, 104618, 112370, 119641, 123080, 191029, 209236, 224740, 239282, 261545, 382058, 418472, 449480, 478564, 523090, 598205, 764116, 955145, 957128, 1046180, 1196410, 1528232, 1910290, 2033897, 2092360, 2392820, 3820580, 4067794, 4785640, 7641160, 8135588, 10169485, 16271176, 20338970, 34576249, 40677940, 69152498, 81355880, 138304996, 172881245, 276609992, 345762490, 691524980, 1383049960]

約数ペア:

[(1, 1383049960), (2, 691524980), (4, 345762490), (5, 276609992), (8, 172881245), (10, 138304996), (17, 81355880), (20, 69152498), (34, 40677940), (40, 34576249), (68, 20338970), (85, 16271176), (136, 10169485), (170, 8135588), (181, 7641160), (289, 4785640), (340, 4067794), (362, 3820580), (578, 2392820), (661, 2092360), (680, 2033897), (724, 1910290), (905, 1528232), (1156, 1196410), (1322, 1046180), (1445, 957128), (1448, 955145), (1810, 764116), (2312, 598205), (2644, 523090), (2890, 478564), (3077, 449480), (3305, 418472), (3620, 382058), (5288, 261545), (5780, 239282), (6154, 224740), (6610, 209236), (7240, 191029), (11237, 123080), (11560, 119641), (12308, 112370), (13220, 104618), (15385, 89896), (22474, 61540), (24616, 56185), (26440, 52309), (30770, 44948)]