1888891620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{3121}}^1$

素因数の和:3282

約数の個数: 192

約数和(自身を含む): 6646413312

約数和(自身を除く): 4757521692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 131, 132, 140, 154, 165, 210, 220, 231, 262, 308, 330, 385, 393, 420, 462, 524, 655, 660, 770, 786, 917, 924, 1155, 1310, 1441, 1540, 1572, 1834, 1965, 2310, 2620, 2751, 2882, 3121, 3668, 3930, 4323, 4585, 4620, 5502, 5764, 6242, 7205, 7860, 8646, 9170, 9363, 10087, 11004, 12484, 13755, 14410, 15605, 17292, 18340, 18726, 20174, 21615, 21847, 27510, 28820, 30261, 31210, 34331, 37452, 40348, 43230, 43694, 46815, 50435, 55020, 60522, 62420, 65541, 68662, 86460, 87388, 93630, 100870, 102993, 109235, 121044, 131082, 137324, 151305, 171655, 187260, 201740, 205986, 218470, 240317, 262164, 302610, 327705, 343310, 408851, 411972, 436940, 480634, 514965, 605220, 655410, 686620, 720951, 817702, 961268, 1029930, 1201585, 1226553, 1310820, 1441902, 1635404, 2044255, 2059860, 2403170, 2453106, 2861957, 2883804, 3604755, 4088510, 4497361, 4806340, 4906212, 5723914, 6132765, 7209510, 8177020, 8585871, 8994722, 11447828, 12265530, 13492083, 14309785, 14419020, 17171742, 17989444, 22486805, 24531060, 26984166, 28619570, 31481527, 34343484, 42929355, 44973610, 53968332, 57239140, 62963054, 67460415, 85858710, 89947220, 94444581, 125926108, 134920830, 157407635, 171717420, 188889162, 269841660, 314815270, 377778324, 472222905, 629630540, 944445810, 1888891620]

約数ペア:

[(1, 1888891620), (2, 944445810), (3, 629630540), (4, 472222905), (5, 377778324), (6, 314815270), (7, 269841660), (10, 188889162), (11, 171717420), (12, 157407635), (14, 134920830), (15, 125926108), (20, 94444581), (21, 89947220), (22, 85858710), (28, 67460415), (30, 62963054), (33, 57239140), (35, 53968332), (42, 44973610), (44, 42929355), (55, 34343484), (60, 31481527), (66, 28619570), (70, 26984166), (77, 24531060), (84, 22486805), (105, 17989444), (110, 17171742), (131, 14419020), (132, 14309785), (140, 13492083), (154, 12265530), (165, 11447828), (210, 8994722), (220, 8585871), (231, 8177020), (262, 7209510), (308, 6132765), (330, 5723914), (385, 4906212), (393, 4806340), (420, 4497361), (462, 4088510), (524, 3604755), (655, 2883804), (660, 2861957), (770, 2453106), (786, 2403170), (917, 2059860), (924, 2044255), (1155, 1635404), (1310, 1441902), (1441, 1310820), (1540, 1226553), (1572, 1201585), (1834, 1029930), (1965, 961268), (2310, 817702), (2620, 720951), (2751, 686620), (2882, 655410), (3121, 605220), (3668, 514965), (3930, 480634), (4323, 436940), (4585, 411972), (4620, 408851), (5502, 343310), (5764, 327705), (6242, 302610), (7205, 262164), (7860, 240317), (8646, 218470), (9170, 205986), (9363, 201740), (10087, 187260), (11004, 171655), (12484, 151305), (13755, 137324), (14410, 131082), (15605, 121044), (17292, 109235), (18340, 102993), (18726, 100870), (20174, 93630), (21615, 87388), (21847, 86460), (27510, 68662), (28820, 65541), (30261, 62420), (31210, 60522), (34331, 55020), (37452, 50435), (40348, 46815), (43230, 43694)]