213869340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{2963}}^1$

素因数の和:3379

約数の個数: 72

約数和(自身を含む): 650574288

約数和(自身を除く): 436704948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 401, 802, 1203, 1604, 2005, 2406, 2963, 3609, 4010, 4812, 5926, 6015, 7218, 8020, 8889, 11852, 12030, 14436, 14815, 17778, 18045, 24060, 26667, 29630, 35556, 36090, 44445, 53334, 59260, 72180, 88890, 106668, 133335, 177780, 266670, 533340, 1188163, 2376326, 3564489, 4752652, 5940815, 7128978, 10693467, 11881630, 14257956, 17822445, 21386934, 23763260, 35644890, 42773868, 53467335, 71289780, 106934670, 213869340]

約数ペア:

[(1, 213869340), (2, 106934670), (3, 71289780), (4, 53467335), (5, 42773868), (6, 35644890), (9, 23763260), (10, 21386934), (12, 17822445), (15, 14257956), (18, 11881630), (20, 10693467), (30, 7128978), (36, 5940815), (45, 4752652), (60, 3564489), (90, 2376326), (180, 1188163), (401, 533340), (802, 266670), (1203, 177780), (1604, 133335), (2005, 106668), (2406, 88890), (2963, 72180), (3609, 59260), (4010, 53334), (4812, 44445), (5926, 36090), (6015, 35556), (7218, 29630), (8020, 26667), (8889, 24060), (11852, 18045), (12030, 17778), (14436, 14815)]