440888580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{5431}}^1$

素因数の和:5498

約数の個数: 144

約数和(自身を含む): 1494799488

約数和(自身を除く): 1053910908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 41, 44, 45, 55, 60, 66, 82, 90, 99, 110, 123, 132, 164, 165, 180, 198, 205, 220, 246, 330, 369, 396, 410, 451, 492, 495, 615, 660, 738, 820, 902, 990, 1230, 1353, 1476, 1804, 1845, 1980, 2255, 2460, 2706, 3690, 4059, 4510, 5412, 5431, 6765, 7380, 8118, 9020, 10862, 13530, 16236, 16293, 20295, 21724, 27060, 27155, 32586, 40590, 48879, 54310, 59741, 65172, 81180, 81465, 97758, 108620, 119482, 162930, 179223, 195516, 222671, 238964, 244395, 298705, 325860, 358446, 445342, 488790, 537669, 597410, 668013, 716892, 890684, 896115, 977580, 1075338, 1113355, 1194820, 1336026, 1792230, 2004039, 2150676, 2226710, 2449381, 2672052, 2688345, 3340065, 3584460, 4008078, 4453420, 4898762, 5376690, 6680130, 7348143, 8016156, 9797524, 10020195, 10753380, 12246905, 13360260, 14696286, 20040390, 22044429, 24493810, 29392572, 36740715, 40080780, 44088858, 48987620, 73481430, 88177716, 110222145, 146962860, 220444290, 440888580]

約数ペア:

[(1, 440888580), (2, 220444290), (3, 146962860), (4, 110222145), (5, 88177716), (6, 73481430), (9, 48987620), (10, 44088858), (11, 40080780), (12, 36740715), (15, 29392572), (18, 24493810), (20, 22044429), (22, 20040390), (30, 14696286), (33, 13360260), (36, 12246905), (41, 10753380), (44, 10020195), (45, 9797524), (55, 8016156), (60, 7348143), (66, 6680130), (82, 5376690), (90, 4898762), (99, 4453420), (110, 4008078), (123, 3584460), (132, 3340065), (164, 2688345), (165, 2672052), (180, 2449381), (198, 2226710), (205, 2150676), (220, 2004039), (246, 1792230), (330, 1336026), (369, 1194820), (396, 1113355), (410, 1075338), (451, 977580), (492, 896115), (495, 890684), (615, 716892), (660, 668013), (738, 597410), (820, 537669), (902, 488790), (990, 445342), (1230, 358446), (1353, 325860), (1476, 298705), (1804, 244395), (1845, 238964), (1980, 222671), (2255, 195516), (2460, 179223), (2706, 162930), (3690, 119482), (4059, 108620), (4510, 97758), (5412, 81465), (5431, 81180), (6765, 65172), (7380, 59741), (8118, 54310), (9020, 48879), (10862, 40590), (13530, 32586), (16236, 27155), (16293, 27060), (20295, 21724)]