20219775240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1193}}^1\times {\mathrm{20177}}^1$

素因数の和:21391

約数の個数: 128

約数和(自身を含む): 69386492160

約数和(自身を除く): 49166716920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1193, 2386, 3579, 4772, 5965, 7158, 8351, 9544, 11930, 14316, 16702, 17895, 20177, 23860, 25053, 28632, 33404, 35790, 40354, 41755, 47720, 50106, 60531, 66808, 71580, 80708, 83510, 100212, 100885, 121062, 125265, 141239, 143160, 161416, 167020, 200424, 201770, 242124, 250530, 282478, 302655, 334040, 403540, 423717, 484248, 501060, 564956, 605310, 706195, 807080, 847434, 1002120, 1129912, 1210620, 1412390, 1694868, 2118585, 2421240, 2824780, 3389736, 4237170, 5649560, 8474340, 16948680, 24071161, 48142322, 72213483, 96284644, 120355805, 144426966, 168498127, 192569288, 240711610, 288853932, 336996254, 361067415, 481423220, 505494381, 577707864, 673992508, 722134830, 842490635, 962846440, 1010988762, 1347985016, 1444269660, 1684981270, 2021977524, 2527471905, 2888539320, 3369962540, 4043955048, 5054943810, 6739925080, 10109887620, 20219775240]

約数ペア:

[(1, 20219775240), (2, 10109887620), (3, 6739925080), (4, 5054943810), (5, 4043955048), (6, 3369962540), (7, 2888539320), (8, 2527471905), (10, 2021977524), (12, 1684981270), (14, 1444269660), (15, 1347985016), (20, 1010988762), (21, 962846440), (24, 842490635), (28, 722134830), (30, 673992508), (35, 577707864), (40, 505494381), (42, 481423220), (56, 361067415), (60, 336996254), (70, 288853932), (84, 240711610), (105, 192569288), (120, 168498127), (140, 144426966), (168, 120355805), (210, 96284644), (280, 72213483), (420, 48142322), (840, 24071161), (1193, 16948680), (2386, 8474340), (3579, 5649560), (4772, 4237170), (5965, 3389736), (7158, 2824780), (8351, 2421240), (9544, 2118585), (11930, 1694868), (14316, 1412390), (16702, 1210620), (17895, 1129912), (20177, 1002120), (23860, 847434), (25053, 807080), (28632, 706195), (33404, 605310), (35790, 564956), (40354, 501060), (41755, 484248), (47720, 423717), (50106, 403540), (60531, 334040), (66808, 302655), (71580, 282478), (80708, 250530), (83510, 242124), (100212, 201770), (100885, 200424), (121062, 167020), (125265, 161416), (141239, 143160)]