27830580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 81285120

約数和(自身を除く): 53454540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 71, 94, 139, 141, 142, 188, 213, 235, 278, 282, 284, 355, 417, 426, 470, 556, 564, 695, 705, 710, 834, 852, 940, 1065, 1390, 1410, 1420, 1668, 2085, 2130, 2780, 2820, 3337, 4170, 4260, 6533, 6674, 8340, 9869, 10011, 13066, 13348, 16685, 19599, 19738, 20022, 26132, 29607, 32665, 33370, 39198, 39476, 40044, 49345, 50055, 59214, 65330, 66740, 78396, 97995, 98690, 100110, 118428, 130660, 148035, 195990, 197380, 200220, 296070, 391980, 463843, 592140, 927686, 1391529, 1855372, 2319215, 2783058, 4638430, 5566116, 6957645, 9276860, 13915290, 27830580]

約数ペア:

[(1, 27830580), (2, 13915290), (3, 9276860), (4, 6957645), (5, 5566116), (6, 4638430), (10, 2783058), (12, 2319215), (15, 1855372), (20, 1391529), (30, 927686), (47, 592140), (60, 463843), (71, 391980), (94, 296070), (139, 200220), (141, 197380), (142, 195990), (188, 148035), (213, 130660), (235, 118428), (278, 100110), (282, 98690), (284, 97995), (355, 78396), (417, 66740), (426, 65330), (470, 59214), (556, 50055), (564, 49345), (695, 40044), (705, 39476), (710, 39198), (834, 33370), (852, 32665), (940, 29607), (1065, 26132), (1390, 20022), (1410, 19738), (1420, 19599), (1668, 16685), (2085, 13348), (2130, 13066), (2780, 10011), (2820, 9869), (3337, 8340), (4170, 6674), (4260, 6533)]