664290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1$

素因数の和:96

約数の個数: 72

約数和(自身を含む): 1929564

約数和(自身を除く): 1265274

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 61, 66, 90, 99, 110, 121, 122, 165, 183, 198, 242, 305, 330, 363, 366, 495, 549, 605, 610, 671, 726, 915, 990, 1089, 1098, 1210, 1342, 1815, 1830, 2013, 2178, 2745, 3355, 3630, 4026, 5445, 5490, 6039, 6710, 7381, 10065, 10890, 12078, 14762, 20130, 22143, 30195, 36905, 44286, 60390, 66429, 73810, 110715, 132858, 221430, 332145, 664290]

約数ペア:

[(1, 664290), (2, 332145), (3, 221430), (5, 132858), (6, 110715), (9, 73810), (10, 66429), (11, 60390), (15, 44286), (18, 36905), (22, 30195), (30, 22143), (33, 20130), (45, 14762), (55, 12078), (61, 10890), (66, 10065), (90, 7381), (99, 6710), (110, 6039), (121, 5490), (122, 5445), (165, 4026), (183, 3630), (198, 3355), (242, 2745), (305, 2178), (330, 2013), (363, 1830), (366, 1815), (495, 1342), (549, 1210), (605, 1098), (610, 1089), (671, 990), (726, 915)]