31221630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 144

約数和(自身を含む): 92619072

約数和(自身を除く): 61397442

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 47, 55, 61, 66, 90, 94, 99, 110, 121, 122, 141, 165, 183, 198, 235, 242, 282, 305, 330, 363, 366, 423, 470, 495, 517, 549, 605, 610, 671, 705, 726, 846, 915, 990, 1034, 1089, 1098, 1210, 1342, 1410, 1551, 1815, 1830, 2013, 2115, 2178, 2585, 2745, 2867, 3102, 3355, 3630, 4026, 4230, 4653, 5170, 5445, 5490, 5687, 5734, 6039, 6710, 7381, 7755, 8601, 9306, 10065, 10890, 11374, 12078, 14335, 14762, 15510, 17061, 17202, 20130, 22143, 23265, 25803, 28435, 28670, 30195, 31537, 34122, 36905, 43005, 44286, 46530, 51183, 51606, 56870, 60390, 63074, 66429, 73810, 85305, 86010, 94611, 102366, 110715, 129015, 132858, 157685, 170610, 189222, 221430, 255915, 258030, 283833, 315370, 332145, 346907, 473055, 511830, 567666, 664290, 693814, 946110, 1040721, 1419165, 1734535, 2081442, 2838330, 3122163, 3469070, 5203605, 6244326, 10407210, 15610815, 31221630]

約数ペア:

[(1, 31221630), (2, 15610815), (3, 10407210), (5, 6244326), (6, 5203605), (9, 3469070), (10, 3122163), (11, 2838330), (15, 2081442), (18, 1734535), (22, 1419165), (30, 1040721), (33, 946110), (45, 693814), (47, 664290), (55, 567666), (61, 511830), (66, 473055), (90, 346907), (94, 332145), (99, 315370), (110, 283833), (121, 258030), (122, 255915), (141, 221430), (165, 189222), (183, 170610), (198, 157685), (235, 132858), (242, 129015), (282, 110715), (305, 102366), (330, 94611), (363, 86010), (366, 85305), (423, 73810), (470, 66429), (495, 63074), (517, 60390), (549, 56870), (605, 51606), (610, 51183), (671, 46530), (705, 44286), (726, 43005), (846, 36905), (915, 34122), (990, 31537), (1034, 30195), (1089, 28670), (1098, 28435), (1210, 25803), (1342, 23265), (1410, 22143), (1551, 20130), (1815, 17202), (1830, 17061), (2013, 15510), (2115, 14762), (2178, 14335), (2585, 12078), (2745, 11374), (2867, 10890), (3102, 10065), (3355, 9306), (3630, 8601), (4026, 7755), (4230, 7381), (4653, 6710), (5170, 6039), (5445, 5734), (5490, 5687)]