2012121960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{4259}}^1$

素因数の和:4431

約数の個数: 128

約数和(自身を含む): 6281625600

約数和(自身を除く): 4269503640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 127, 155, 186, 248, 254, 310, 372, 381, 465, 508, 620, 635, 744, 762, 930, 1016, 1240, 1270, 1524, 1860, 1905, 2540, 3048, 3720, 3810, 3937, 4259, 5080, 7620, 7874, 8518, 11811, 12777, 15240, 15748, 17036, 19685, 21295, 23622, 25554, 31496, 34072, 39370, 42590, 47244, 51108, 59055, 63885, 78740, 85180, 94488, 102216, 118110, 127770, 132029, 157480, 170360, 236220, 255540, 264058, 396087, 472440, 511080, 528116, 540893, 660145, 792174, 1056232, 1081786, 1320290, 1584348, 1622679, 1980435, 2163572, 2640580, 2704465, 3168696, 3245358, 3960870, 4327144, 5281160, 5408930, 6490716, 7921740, 8113395, 10817860, 12981432, 15843480, 16226790, 16767683, 21635720, 32453580, 33535366, 50303049, 64907160, 67070732, 83838415, 100606098, 134141464, 167676830, 201212196, 251515245, 335353660, 402424392, 503030490, 670707320, 1006060980, 2012121960]

約数ペア:

[(1, 2012121960), (2, 1006060980), (3, 670707320), (4, 503030490), (5, 402424392), (6, 335353660), (8, 251515245), (10, 201212196), (12, 167676830), (15, 134141464), (20, 100606098), (24, 83838415), (30, 67070732), (31, 64907160), (40, 50303049), (60, 33535366), (62, 32453580), (93, 21635720), (120, 16767683), (124, 16226790), (127, 15843480), (155, 12981432), (186, 10817860), (248, 8113395), (254, 7921740), (310, 6490716), (372, 5408930), (381, 5281160), (465, 4327144), (508, 3960870), (620, 3245358), (635, 3168696), (744, 2704465), (762, 2640580), (930, 2163572), (1016, 1980435), (1240, 1622679), (1270, 1584348), (1524, 1320290), (1860, 1081786), (1905, 1056232), (2540, 792174), (3048, 660145), (3720, 540893), (3810, 528116), (3937, 511080), (4259, 472440), (5080, 396087), (7620, 264058), (7874, 255540), (8518, 236220), (11811, 170360), (12777, 157480), (15240, 132029), (15748, 127770), (17036, 118110), (19685, 102216), (21295, 94488), (23622, 85180), (25554, 78740), (31496, 63885), (34072, 59055), (39370, 51108), (42590, 47244)]