2019920490

素因数分解:

$2^1\times 3^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1721}}^1$

素因数の和:1776

約数の個数: 224

約数和(自身を含む): 6504696576

約数和(自身を除く): 4484776086

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 27, 30, 35, 42, 45, 46, 54, 63, 69, 70, 81, 90, 105, 115, 126, 135, 138, 161, 162, 189, 207, 210, 230, 243, 270, 315, 322, 345, 378, 405, 414, 483, 486, 567, 621, 630, 690, 729, 805, 810, 945, 966, 1035, 1134, 1215, 1242, 1449, 1458, 1610, 1701, 1721, 1863, 1890, 2070, 2415, 2430, 2835, 2898, 3105, 3402, 3442, 3645, 3726, 4347, 4830, 5103, 5163, 5589, 5670, 6210, 7245, 7290, 8505, 8605, 8694, 9315, 10206, 10326, 11178, 12047, 13041, 14490, 15489, 16767, 17010, 17210, 18630, 21735, 24094, 25515, 25815, 26082, 27945, 30978, 33534, 36141, 39123, 39583, 43470, 46467, 51030, 51630, 55890, 60235, 65205, 72282, 77445, 78246, 79166, 83835, 92934, 108423, 117369, 118749, 120470, 130410, 139401, 154890, 167670, 180705, 195615, 197915, 216846, 232335, 234738, 237498, 277081, 278802, 325269, 356247, 361410, 391230, 395830, 418203, 464670, 542115, 554162, 586845, 593745, 650538, 697005, 712494, 831243, 836406, 975807, 1068741, 1084230, 1173690, 1187490, 1254609, 1385405, 1394010, 1626345, 1662486, 1781235, 1951614, 2091015, 2137482, 2493729, 2509218, 2770810, 2927421, 3206223, 3252690, 3562470, 4156215, 4182030, 4879035, 4987458, 5343705, 5854842, 6273045, 6412446, 7481187, 8312430, 8782263, 9618669, 9758070, 10687410, 12468645, 12546090, 14637105, 14962374, 16031115, 17564526, 19237338, 22443561, 24937290, 28856007, 29274210, 32062230, 37405935, 43911315, 44887122, 48093345, 57712014, 67330683, 74811870, 87822630, 96186690, 112217805, 134661366, 144280035, 201992049, 224435610, 288560070, 336653415, 403984098, 673306830, 1009960245, 2019920490]

約数ペア:

[(1, 2019920490), (2, 1009960245), (3, 673306830), (5, 403984098), (6, 336653415), (7, 288560070), (9, 224435610), (10, 201992049), (14, 144280035), (15, 134661366), (18, 112217805), (21, 96186690), (23, 87822630), (27, 74811870), (30, 67330683), (35, 57712014), (42, 48093345), (45, 44887122), (46, 43911315), (54, 37405935), (63, 32062230), (69, 29274210), (70, 28856007), (81, 24937290), (90, 22443561), (105, 19237338), (115, 17564526), (126, 16031115), (135, 14962374), (138, 14637105), (161, 12546090), (162, 12468645), (189, 10687410), (207, 9758070), (210, 9618669), (230, 8782263), (243, 8312430), (270, 7481187), (315, 6412446), (322, 6273045), (345, 5854842), (378, 5343705), (405, 4987458), (414, 4879035), (483, 4182030), (486, 4156215), (567, 3562470), (621, 3252690), (630, 3206223), (690, 2927421), (729, 2770810), (805, 2509218), (810, 2493729), (945, 2137482), (966, 2091015), (1035, 1951614), (1134, 1781235), (1215, 1662486), (1242, 1626345), (1449, 1394010), (1458, 1385405), (1610, 1254609), (1701, 1187490), (1721, 1173690), (1863, 1084230), (1890, 1068741), (2070, 975807), (2415, 836406), (2430, 831243), (2835, 712494), (2898, 697005), (3105, 650538), (3402, 593745), (3442, 586845), (3645, 554162), (3726, 542115), (4347, 464670), (4830, 418203), (5103, 395830), (5163, 391230), (5589, 361410), (5670, 356247), (6210, 325269), (7245, 278802), (7290, 277081), (8505, 237498), (8605, 234738), (8694, 232335), (9315, 216846), (10206, 197915), (10326, 195615), (11178, 180705), (12047, 167670), (13041, 154890), (14490, 139401), (15489, 130410), (16767, 120470), (17010, 118749), (17210, 117369), (18630, 108423), (21735, 92934), (24094, 83835), (25515, 79166), (25815, 78246), (26082, 77445), (27945, 72282), (30978, 65205), (33534, 60235), (36141, 55890), (39123, 51630), (39583, 51030), (43470, 46467)]