881130780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{2861}}^1$

素因数の和:2964

約数の個数: 144

約数和(自身を含む): 2812773600

約数和(自身を除く): 1931642820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 59, 60, 87, 90, 116, 118, 145, 174, 177, 180, 236, 261, 290, 295, 348, 354, 435, 522, 531, 580, 590, 708, 870, 885, 1044, 1062, 1180, 1305, 1711, 1740, 1770, 2124, 2610, 2655, 2861, 3422, 3540, 5133, 5220, 5310, 5722, 6844, 8555, 8583, 10266, 10620, 11444, 14305, 15399, 17110, 17166, 20532, 25665, 25749, 28610, 30798, 34220, 34332, 42915, 51330, 51498, 57220, 61596, 76995, 82969, 85830, 102660, 102996, 128745, 153990, 165938, 168799, 171660, 248907, 257490, 307980, 331876, 337598, 414845, 497814, 506397, 514980, 675196, 746721, 829690, 843995, 995628, 1012794, 1244535, 1493442, 1519191, 1659380, 1687990, 2025588, 2489070, 2531985, 2986884, 3038382, 3375980, 3733605, 4895171, 4978140, 5063970, 6076764, 7467210, 7595955, 9790342, 10127940, 14685513, 14934420, 15191910, 19580684, 24475855, 29371026, 30383820, 44056539, 48951710, 58742052, 73427565, 88113078, 97903420, 146855130, 176226156, 220282695, 293710260, 440565390, 881130780]

約数ペア:

[(1, 881130780), (2, 440565390), (3, 293710260), (4, 220282695), (5, 176226156), (6, 146855130), (9, 97903420), (10, 88113078), (12, 73427565), (15, 58742052), (18, 48951710), (20, 44056539), (29, 30383820), (30, 29371026), (36, 24475855), (45, 19580684), (58, 15191910), (59, 14934420), (60, 14685513), (87, 10127940), (90, 9790342), (116, 7595955), (118, 7467210), (145, 6076764), (174, 5063970), (177, 4978140), (180, 4895171), (236, 3733605), (261, 3375980), (290, 3038382), (295, 2986884), (348, 2531985), (354, 2489070), (435, 2025588), (522, 1687990), (531, 1659380), (580, 1519191), (590, 1493442), (708, 1244535), (870, 1012794), (885, 995628), (1044, 843995), (1062, 829690), (1180, 746721), (1305, 675196), (1711, 514980), (1740, 506397), (1770, 497814), (2124, 414845), (2610, 337598), (2655, 331876), (2861, 307980), (3422, 257490), (3540, 248907), (5133, 171660), (5220, 168799), (5310, 165938), (5722, 153990), (6844, 128745), (8555, 102996), (8583, 102660), (10266, 85830), (10620, 82969), (11444, 76995), (14305, 61596), (15399, 57220), (17110, 51498), (17166, 51330), (20532, 42915), (25665, 34332), (25749, 34220), (28610, 30798)]