305579070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{281}}^2$

素因数の和:618

約数の個数: 72

約数和(自身を含む): 815885928

約数和(自身を除く): 510306858

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 281, 387, 430, 562, 645, 774, 843, 1290, 1405, 1686, 1935, 2529, 2810, 3870, 4215, 5058, 8430, 12083, 12645, 24166, 25290, 36249, 60415, 72498, 78961, 108747, 120830, 157922, 181245, 217494, 236883, 362490, 394805, 473766, 543735, 710649, 789610, 1087470, 1184415, 1421298, 2368830, 3395323, 3553245, 6790646, 7106490, 10185969, 16976615, 20371938, 30557907, 33953230, 50929845, 61115814, 101859690, 152789535, 305579070]

約数ペア:

[(1, 305579070), (2, 152789535), (3, 101859690), (5, 61115814), (6, 50929845), (9, 33953230), (10, 30557907), (15, 20371938), (18, 16976615), (30, 10185969), (43, 7106490), (45, 6790646), (86, 3553245), (90, 3395323), (129, 2368830), (215, 1421298), (258, 1184415), (281, 1087470), (387, 789610), (430, 710649), (562, 543735), (645, 473766), (774, 394805), (843, 362490), (1290, 236883), (1405, 217494), (1686, 181245), (1935, 157922), (2529, 120830), (2810, 108747), (3870, 78961), (4215, 72498), (5058, 60415), (8430, 36249), (12083, 25290), (12645, 24166)]