689347890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{9043}}^1$

素因数の和:9085

約数の個数: 144

約数和(自身を含む): 2251738944

約数和(自身を除く): 1562391054

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 55, 63, 66, 70, 77, 90, 99, 105, 110, 121, 126, 154, 165, 198, 210, 231, 242, 315, 330, 363, 385, 462, 495, 605, 630, 693, 726, 770, 847, 990, 1089, 1155, 1210, 1386, 1694, 1815, 2178, 2310, 2541, 3465, 3630, 4235, 5082, 5445, 6930, 7623, 8470, 9043, 10890, 12705, 15246, 18086, 25410, 27129, 38115, 45215, 54258, 63301, 76230, 81387, 90430, 99473, 126602, 135645, 162774, 189903, 198946, 271290, 298419, 316505, 379806, 406935, 497365, 569709, 596838, 633010, 696311, 813870, 895257, 949515, 994730, 1094203, 1139418, 1392622, 1492095, 1790514, 1899030, 2088933, 2188406, 2848545, 2984190, 3282609, 3481555, 4177866, 4476285, 5471015, 5697090, 6266799, 6565218, 6963110, 7659421, 8952570, 9847827, 10444665, 10942030, 12533598, 15318842, 16413045, 19695654, 20889330, 22978263, 31333995, 32826090, 38297105, 45956526, 49239135, 62667990, 68934789, 76594210, 98478270, 114891315, 137869578, 229782630, 344673945, 689347890]

約数ペア:

[(1, 689347890), (2, 344673945), (3, 229782630), (5, 137869578), (6, 114891315), (7, 98478270), (9, 76594210), (10, 68934789), (11, 62667990), (14, 49239135), (15, 45956526), (18, 38297105), (21, 32826090), (22, 31333995), (30, 22978263), (33, 20889330), (35, 19695654), (42, 16413045), (45, 15318842), (55, 12533598), (63, 10942030), (66, 10444665), (70, 9847827), (77, 8952570), (90, 7659421), (99, 6963110), (105, 6565218), (110, 6266799), (121, 5697090), (126, 5471015), (154, 4476285), (165, 4177866), (198, 3481555), (210, 3282609), (231, 2984190), (242, 2848545), (315, 2188406), (330, 2088933), (363, 1899030), (385, 1790514), (462, 1492095), (495, 1392622), (605, 1139418), (630, 1094203), (693, 994730), (726, 949515), (770, 895257), (847, 813870), (990, 696311), (1089, 633010), (1155, 596838), (1210, 569709), (1386, 497365), (1694, 406935), (1815, 379806), (2178, 316505), (2310, 298419), (2541, 271290), (3465, 198946), (3630, 189903), (4235, 162774), (5082, 135645), (5445, 126602), (6930, 99473), (7623, 90430), (8470, 81387), (9043, 76230), (10890, 63301), (12705, 54258), (15246, 45215), (18086, 38115), (25410, 27129)]