20212831080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{105341}}^1$

素因数の和:105412

約数の個数: 192

約数和(自身を含む): 72471082320

約数和(自身を除く): 52258251240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 41, 45, 52, 60, 65, 72, 78, 82, 90, 104, 117, 120, 123, 130, 156, 164, 180, 195, 205, 234, 246, 260, 312, 328, 360, 369, 390, 410, 468, 492, 520, 533, 585, 615, 738, 780, 820, 936, 984, 1066, 1170, 1230, 1476, 1560, 1599, 1640, 1845, 2132, 2340, 2460, 2665, 2952, 3198, 3690, 4264, 4680, 4797, 4920, 5330, 6396, 7380, 7995, 9594, 10660, 12792, 14760, 15990, 19188, 21320, 23985, 31980, 38376, 47970, 63960, 95940, 105341, 191880, 210682, 316023, 421364, 526705, 632046, 842728, 948069, 1053410, 1264092, 1369433, 1580115, 1896138, 2106820, 2528184, 2738866, 3160230, 3792276, 4108299, 4213640, 4318981, 4740345, 5477732, 6320460, 6847165, 7584552, 8216598, 8637962, 9480690, 10955464, 12324897, 12640920, 12956943, 13694330, 16433196, 17275924, 18961380, 20541495, 21594905, 24649794, 25913886, 27388660, 32866392, 34551848, 37922760, 38870829, 41082990, 43189810, 49299588, 51827772, 54777320, 56146753, 61624485, 64784715, 77741658, 82165980, 86379620, 98599176, 103655544, 112293506, 123248970, 129569430, 155483316, 164331960, 168440259, 172759240, 194354145, 224587012, 246497940, 259138860, 280733765, 310966632, 336880518, 388708290, 449174024, 492995880, 505320777, 518277720, 561467530, 673761036, 777416580, 842201295, 1010641554, 1122935060, 1347522072, 1554833160, 1684402590, 2021283108, 2245870120, 2526603885, 3368805180, 4042566216, 5053207770, 6737610360, 10106415540, 20212831080]

約数ペア:

[(1, 20212831080), (2, 10106415540), (3, 6737610360), (4, 5053207770), (5, 4042566216), (6, 3368805180), (8, 2526603885), (9, 2245870120), (10, 2021283108), (12, 1684402590), (13, 1554833160), (15, 1347522072), (18, 1122935060), (20, 1010641554), (24, 842201295), (26, 777416580), (30, 673761036), (36, 561467530), (39, 518277720), (40, 505320777), (41, 492995880), (45, 449174024), (52, 388708290), (60, 336880518), (65, 310966632), (72, 280733765), (78, 259138860), (82, 246497940), (90, 224587012), (104, 194354145), (117, 172759240), (120, 168440259), (123, 164331960), (130, 155483316), (156, 129569430), (164, 123248970), (180, 112293506), (195, 103655544), (205, 98599176), (234, 86379620), (246, 82165980), (260, 77741658), (312, 64784715), (328, 61624485), (360, 56146753), (369, 54777320), (390, 51827772), (410, 49299588), (468, 43189810), (492, 41082990), (520, 38870829), (533, 37922760), (585, 34551848), (615, 32866392), (738, 27388660), (780, 25913886), (820, 24649794), (936, 21594905), (984, 20541495), (1066, 18961380), (1170, 17275924), (1230, 16433196), (1476, 13694330), (1560, 12956943), (1599, 12640920), (1640, 12324897), (1845, 10955464), (2132, 9480690), (2340, 8637962), (2460, 8216598), (2665, 7584552), (2952, 6847165), (3198, 6320460), (3690, 5477732), (4264, 4740345), (4680, 4318981), (4797, 4213640), (4920, 4108299), (5330, 3792276), (6396, 3160230), (7380, 2738866), (7995, 2528184), (9594, 2106820), (10660, 1896138), (12792, 1580115), (14760, 1369433), (15990, 1264092), (19188, 1053410), (21320, 948069), (23985, 842728), (31980, 632046), (38376, 526705), (47970, 421364), (63960, 316023), (95940, 210682), (105341, 191880)]