20146989240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{82421}}^1$

素因数の和:82542

約数の個数: 192

約数和(自身を含む): 75604052160

約数和(自身を除く): 55457062920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 97, 105, 120, 126, 140, 168, 180, 194, 210, 252, 280, 291, 315, 360, 388, 420, 485, 504, 582, 630, 679, 776, 840, 873, 970, 1164, 1260, 1358, 1455, 1746, 1940, 2037, 2328, 2520, 2716, 2910, 3395, 3492, 3880, 4074, 4365, 5432, 5820, 6111, 6790, 6984, 8148, 8730, 10185, 11640, 12222, 13580, 16296, 17460, 20370, 24444, 27160, 30555, 34920, 40740, 48888, 61110, 81480, 82421, 122220, 164842, 244440, 247263, 329684, 412105, 494526, 576947, 659368, 741789, 824210, 989052, 1153894, 1236315, 1483578, 1648420, 1730841, 1978104, 2307788, 2472630, 2884735, 2967156, 3296840, 3461682, 3708945, 4615576, 4945260, 5192523, 5769470, 5934312, 6923364, 7417890, 7994837, 8654205, 9890520, 10385046, 11538940, 13846728, 14835780, 15989674, 17308410, 20770092, 23077880, 23984511, 25962615, 29671560, 31979348, 34616820, 39974185, 41540184, 47969022, 51925230, 55963859, 63958696, 69233640, 71953533, 79948370, 95938044, 103850460, 111927718, 119922555, 143907066, 159896740, 167891577, 191876088, 207700920, 223855436, 239845110, 279819295, 287814132, 319793480, 335783154, 359767665, 447710872, 479690220, 503674731, 559638590, 575628264, 671566308, 719535330, 839457885, 959380440, 1007349462, 1119277180, 1343132616, 1439070660, 1678915770, 2014698924, 2238554360, 2518373655, 2878141320, 3357831540, 4029397848, 5036747310, 6715663080, 10073494620, 20146989240]

約数ペア:

[(1, 20146989240), (2, 10073494620), (3, 6715663080), (4, 5036747310), (5, 4029397848), (6, 3357831540), (7, 2878141320), (8, 2518373655), (9, 2238554360), (10, 2014698924), (12, 1678915770), (14, 1439070660), (15, 1343132616), (18, 1119277180), (20, 1007349462), (21, 959380440), (24, 839457885), (28, 719535330), (30, 671566308), (35, 575628264), (36, 559638590), (40, 503674731), (42, 479690220), (45, 447710872), (56, 359767665), (60, 335783154), (63, 319793480), (70, 287814132), (72, 279819295), (84, 239845110), (90, 223855436), (97, 207700920), (105, 191876088), (120, 167891577), (126, 159896740), (140, 143907066), (168, 119922555), (180, 111927718), (194, 103850460), (210, 95938044), (252, 79948370), (280, 71953533), (291, 69233640), (315, 63958696), (360, 55963859), (388, 51925230), (420, 47969022), (485, 41540184), (504, 39974185), (582, 34616820), (630, 31979348), (679, 29671560), (776, 25962615), (840, 23984511), (873, 23077880), (970, 20770092), (1164, 17308410), (1260, 15989674), (1358, 14835780), (1455, 13846728), (1746, 11538940), (1940, 10385046), (2037, 9890520), (2328, 8654205), (2520, 7994837), (2716, 7417890), (2910, 6923364), (3395, 5934312), (3492, 5769470), (3880, 5192523), (4074, 4945260), (4365, 4615576), (5432, 3708945), (5820, 3461682), (6111, 3296840), (6790, 2967156), (6984, 2884735), (8148, 2472630), (8730, 2307788), (10185, 1978104), (11640, 1730841), (12222, 1648420), (13580, 1483578), (16296, 1236315), (17460, 1153894), (20370, 989052), (24444, 824210), (27160, 741789), (30555, 659368), (34920, 576947), (40740, 494526), (48888, 412105), (61110, 329684), (81480, 247263), (82421, 244440), (122220, 164842)]