20733570

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1$

素因数の和:222

約数の個数: 160

約数和(自身を含む): 65862720

約数和(自身を除く): 45129150

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 22, 26, 27, 30, 33, 39, 45, 54, 55, 65, 66, 78, 81, 90, 99, 110, 117, 130, 135, 143, 162, 165, 179, 195, 198, 234, 270, 286, 297, 330, 351, 358, 390, 405, 429, 495, 537, 585, 594, 702, 715, 810, 858, 891, 895, 990, 1053, 1074, 1170, 1287, 1430, 1485, 1611, 1755, 1782, 1790, 1969, 2106, 2145, 2327, 2574, 2685, 2970, 3222, 3510, 3861, 3938, 4290, 4455, 4654, 4833, 5265, 5370, 5907, 6435, 6981, 7722, 8055, 8910, 9666, 9845, 10530, 11583, 11635, 11814, 12870, 13962, 14499, 16110, 17721, 19305, 19690, 20943, 23166, 23270, 24165, 25597, 28998, 29535, 34905, 35442, 38610, 41886, 48330, 51194, 53163, 57915, 59070, 62829, 69810, 72495, 76791, 88605, 104715, 106326, 115830, 125658, 127985, 144990, 153582, 159489, 177210, 188487, 209430, 230373, 255970, 265815, 314145, 318978, 376974, 383955, 460746, 531630, 628290, 691119, 767910, 797445, 942435, 1151865, 1382238, 1594890, 1884870, 2073357, 2303730, 3455595, 4146714, 6911190, 10366785, 20733570]

約数ペア:

[(1, 20733570), (2, 10366785), (3, 6911190), (5, 4146714), (6, 3455595), (9, 2303730), (10, 2073357), (11, 1884870), (13, 1594890), (15, 1382238), (18, 1151865), (22, 942435), (26, 797445), (27, 767910), (30, 691119), (33, 628290), (39, 531630), (45, 460746), (54, 383955), (55, 376974), (65, 318978), (66, 314145), (78, 265815), (81, 255970), (90, 230373), (99, 209430), (110, 188487), (117, 177210), (130, 159489), (135, 153582), (143, 144990), (162, 127985), (165, 125658), (179, 115830), (195, 106326), (198, 104715), (234, 88605), (270, 76791), (286, 72495), (297, 69810), (330, 62829), (351, 59070), (358, 57915), (390, 53163), (405, 51194), (429, 48330), (495, 41886), (537, 38610), (585, 35442), (594, 34905), (702, 29535), (715, 28998), (810, 25597), (858, 24165), (891, 23270), (895, 23166), (990, 20943), (1053, 19690), (1074, 19305), (1170, 17721), (1287, 16110), (1430, 14499), (1485, 13962), (1611, 12870), (1755, 11814), (1782, 11635), (1790, 11583), (1969, 10530), (2106, 9845), (2145, 9666), (2327, 8910), (2574, 8055), (2685, 7722), (2970, 6981), (3222, 6435), (3510, 5907), (3861, 5370), (3938, 5265), (4290, 4833), (4455, 4654)]