71611020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^2$

素因数の和:233

約数の個数: 144

約数和(自身を含む): 242326560

約数和(自身を除く): 170715540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 101, 108, 117, 130, 135, 156, 180, 195, 202, 234, 260, 270, 303, 351, 390, 404, 468, 505, 540, 585, 606, 702, 780, 909, 1010, 1170, 1212, 1313, 1404, 1515, 1755, 1818, 2020, 2340, 2626, 2727, 3030, 3510, 3636, 3939, 4545, 5252, 5454, 6060, 6565, 7020, 7878, 9090, 10201, 10908, 11817, 13130, 13635, 15756, 18180, 19695, 20402, 23634, 26260, 27270, 30603, 35451, 39390, 40804, 47268, 51005, 54540, 59085, 61206, 70902, 78780, 91809, 102010, 118170, 122412, 132613, 141804, 153015, 177255, 183618, 204020, 236340, 265226, 275427, 306030, 354510, 367236, 397839, 459045, 530452, 550854, 612060, 663065, 709020, 795678, 918090, 1101708, 1193517, 1326130, 1377135, 1591356, 1836180, 1989195, 2387034, 2652260, 2754270, 3580551, 3978390, 4774068, 5508540, 5967585, 7161102, 7956780, 11935170, 14322204, 17902755, 23870340, 35805510, 71611020]

約数ペア:

[(1, 71611020), (2, 35805510), (3, 23870340), (4, 17902755), (5, 14322204), (6, 11935170), (9, 7956780), (10, 7161102), (12, 5967585), (13, 5508540), (15, 4774068), (18, 3978390), (20, 3580551), (26, 2754270), (27, 2652260), (30, 2387034), (36, 1989195), (39, 1836180), (45, 1591356), (52, 1377135), (54, 1326130), (60, 1193517), (65, 1101708), (78, 918090), (90, 795678), (101, 709020), (108, 663065), (117, 612060), (130, 550854), (135, 530452), (156, 459045), (180, 397839), (195, 367236), (202, 354510), (234, 306030), (260, 275427), (270, 265226), (303, 236340), (351, 204020), (390, 183618), (404, 177255), (468, 153015), (505, 141804), (540, 132613), (585, 122412), (606, 118170), (702, 102010), (780, 91809), (909, 78780), (1010, 70902), (1170, 61206), (1212, 59085), (1313, 54540), (1404, 51005), (1515, 47268), (1755, 40804), (1818, 39390), (2020, 35451), (2340, 30603), (2626, 27270), (2727, 26260), (3030, 23634), (3510, 20402), (3636, 19695), (3939, 18180), (4545, 15756), (5252, 13635), (5454, 13130), (6060, 11817), (6565, 10908), (7020, 10201), (7878, 9090)]