27886980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:130

約数の個数: 192

約数和(自身を含む): 92897280

約数和(自身を除く): 65010300

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 29, 30, 31, 33, 44, 47, 55, 58, 60, 62, 66, 87, 93, 94, 110, 116, 124, 132, 141, 145, 155, 165, 174, 186, 188, 220, 235, 282, 290, 310, 319, 330, 341, 348, 372, 435, 465, 470, 517, 564, 580, 620, 638, 660, 682, 705, 870, 899, 930, 940, 957, 1023, 1034, 1276, 1363, 1364, 1410, 1457, 1551, 1595, 1705, 1740, 1798, 1860, 1914, 2046, 2068, 2585, 2697, 2726, 2820, 2914, 3102, 3190, 3410, 3596, 3828, 4089, 4092, 4371, 4495, 4785, 5115, 5170, 5394, 5452, 5828, 6204, 6380, 6815, 6820, 7285, 7755, 8178, 8742, 8990, 9570, 9889, 10230, 10340, 10788, 13485, 13630, 14570, 14993, 15510, 16027, 16356, 17484, 17980, 19140, 19778, 20445, 20460, 21855, 26970, 27260, 29140, 29667, 29986, 31020, 32054, 39556, 40890, 42253, 43710, 44979, 48081, 49445, 53940, 59334, 59972, 64108, 74965, 80135, 81780, 84506, 87420, 89958, 96162, 98890, 118668, 126759, 148335, 149930, 160270, 169012, 179916, 192324, 197780, 211265, 224895, 240405, 253518, 296670, 299860, 320540, 422530, 449790, 464783, 480810, 507036, 593340, 633795, 845060, 899580, 929566, 961620, 1267590, 1394349, 1859132, 2323915, 2535180, 2788698, 4647830, 5577396, 6971745, 9295660, 13943490, 27886980]

約数ペア:

[(1, 27886980), (2, 13943490), (3, 9295660), (4, 6971745), (5, 5577396), (6, 4647830), (10, 2788698), (11, 2535180), (12, 2323915), (15, 1859132), (20, 1394349), (22, 1267590), (29, 961620), (30, 929566), (31, 899580), (33, 845060), (44, 633795), (47, 593340), (55, 507036), (58, 480810), (60, 464783), (62, 449790), (66, 422530), (87, 320540), (93, 299860), (94, 296670), (110, 253518), (116, 240405), (124, 224895), (132, 211265), (141, 197780), (145, 192324), (155, 179916), (165, 169012), (174, 160270), (186, 149930), (188, 148335), (220, 126759), (235, 118668), (282, 98890), (290, 96162), (310, 89958), (319, 87420), (330, 84506), (341, 81780), (348, 80135), (372, 74965), (435, 64108), (465, 59972), (470, 59334), (517, 53940), (564, 49445), (580, 48081), (620, 44979), (638, 43710), (660, 42253), (682, 40890), (705, 39556), (870, 32054), (899, 31020), (930, 29986), (940, 29667), (957, 29140), (1023, 27260), (1034, 26970), (1276, 21855), (1363, 20460), (1364, 20445), (1410, 19778), (1457, 19140), (1551, 17980), (1595, 17484), (1705, 16356), (1740, 16027), (1798, 15510), (1860, 14993), (1914, 14570), (2046, 13630), (2068, 13485), (2585, 10788), (2697, 10340), (2726, 10230), (2820, 9889), (2914, 9570), (3102, 8990), (3190, 8742), (3410, 8178), (3596, 7755), (3828, 7285), (4089, 6820), (4092, 6815), (4371, 6380), (4495, 6204), (4785, 5828), (5115, 5452), (5170, 5394)]