217213020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{11071}}^1$

素因数の和:11195

約数の個数: 72

約数和(自身を含む): 664984320

約数和(自身を除く): 447771300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1635, 1962, 2180, 3270, 3924, 4905, 6540, 9810, 11071, 19620, 22142, 33213, 44284, 55355, 66426, 99639, 110710, 132852, 166065, 199278, 221420, 332130, 398556, 498195, 664260, 996390, 1206739, 1992780, 2413478, 3620217, 4826956, 6033695, 7240434, 10860651, 12067390, 14480868, 18101085, 21721302, 24134780, 36202170, 43442604, 54303255, 72404340, 108606510, 217213020]

約数ペア:

[(1, 217213020), (2, 108606510), (3, 72404340), (4, 54303255), (5, 43442604), (6, 36202170), (9, 24134780), (10, 21721302), (12, 18101085), (15, 14480868), (18, 12067390), (20, 10860651), (30, 7240434), (36, 6033695), (45, 4826956), (60, 3620217), (90, 2413478), (109, 1992780), (180, 1206739), (218, 996390), (327, 664260), (436, 498195), (545, 398556), (654, 332130), (981, 221420), (1090, 199278), (1308, 166065), (1635, 132852), (1962, 110710), (2180, 99639), (3270, 66426), (3924, 55355), (4905, 44284), (6540, 33213), (9810, 22142), (11071, 19620)]