20210367540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{21017}}^1$

素因数の和:21118

約数の個数: 192

約数和(自身を含む): 65083834368

約数和(自身を除く): 44873466828

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 47, 55, 60, 62, 66, 93, 94, 110, 124, 132, 141, 155, 165, 186, 188, 220, 235, 282, 310, 330, 341, 372, 465, 470, 517, 564, 620, 660, 682, 705, 930, 940, 1023, 1034, 1364, 1410, 1457, 1551, 1705, 1860, 2046, 2068, 2585, 2820, 2914, 3102, 3410, 4092, 4371, 5115, 5170, 5828, 6204, 6820, 7285, 7755, 8742, 10230, 10340, 14570, 15510, 16027, 17484, 20460, 21017, 21855, 29140, 31020, 32054, 42034, 43710, 48081, 63051, 64108, 80135, 84068, 87420, 96162, 105085, 126102, 160270, 192324, 210170, 231187, 240405, 252204, 315255, 320540, 420340, 462374, 480810, 630510, 651527, 693561, 924748, 961620, 987799, 1155935, 1261020, 1303054, 1387122, 1954581, 1975598, 2311870, 2606108, 2774244, 2963397, 3257635, 3467805, 3909162, 3951196, 4623740, 4938995, 5926794, 6515270, 6935610, 7166797, 7818324, 9772905, 9877990, 10865789, 11853588, 13030540, 13871220, 14333594, 14816985, 19545810, 19755980, 21500391, 21731578, 28667188, 29633970, 30621769, 32597367, 35833985, 39091620, 43000782, 43463156, 54328945, 59267940, 61243538, 65194734, 71667970, 86001564, 91865307, 107501955, 108657890, 122487076, 130389468, 143335940, 153108845, 162986835, 183730614, 215003910, 217315780, 306217690, 325973670, 336839459, 367461228, 430007820, 459326535, 612435380, 651947340, 673678918, 918653070, 1010518377, 1347357836, 1684197295, 1837306140, 2021036754, 3368394590, 4042073508, 5052591885, 6736789180, 10105183770, 20210367540]

約数ペア:

[(1, 20210367540), (2, 10105183770), (3, 6736789180), (4, 5052591885), (5, 4042073508), (6, 3368394590), (10, 2021036754), (11, 1837306140), (12, 1684197295), (15, 1347357836), (20, 1010518377), (22, 918653070), (30, 673678918), (31, 651947340), (33, 612435380), (44, 459326535), (47, 430007820), (55, 367461228), (60, 336839459), (62, 325973670), (66, 306217690), (93, 217315780), (94, 215003910), (110, 183730614), (124, 162986835), (132, 153108845), (141, 143335940), (155, 130389468), (165, 122487076), (186, 108657890), (188, 107501955), (220, 91865307), (235, 86001564), (282, 71667970), (310, 65194734), (330, 61243538), (341, 59267940), (372, 54328945), (465, 43463156), (470, 43000782), (517, 39091620), (564, 35833985), (620, 32597367), (660, 30621769), (682, 29633970), (705, 28667188), (930, 21731578), (940, 21500391), (1023, 19755980), (1034, 19545810), (1364, 14816985), (1410, 14333594), (1457, 13871220), (1551, 13030540), (1705, 11853588), (1860, 10865789), (2046, 9877990), (2068, 9772905), (2585, 7818324), (2820, 7166797), (2914, 6935610), (3102, 6515270), (3410, 5926794), (4092, 4938995), (4371, 4623740), (5115, 3951196), (5170, 3909162), (5828, 3467805), (6204, 3257635), (6820, 2963397), (7285, 2774244), (7755, 2606108), (8742, 2311870), (10230, 1975598), (10340, 1954581), (14570, 1387122), (15510, 1303054), (16027, 1261020), (17484, 1155935), (20460, 987799), (21017, 961620), (21855, 924748), (29140, 693561), (31020, 651527), (32054, 630510), (42034, 480810), (43710, 462374), (48081, 420340), (63051, 320540), (64108, 315255), (80135, 252204), (84068, 240405), (87420, 231187), (96162, 210170), (105085, 192324), (126102, 160270)]