18181376010

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{1523}}^1\times {\mathrm{2707}}^1$

素因数の和:4257

約数の個数: 144

約数和(自身を含む): 55045819296

約数和(自身を除く): 36864443286

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 1523, 2205, 2707, 3046, 4410, 4569, 5414, 7615, 8121, 9138, 10661, 13535, 13707, 15230, 16242, 18949, 21322, 22845, 24363, 27070, 27414, 31983, 37898, 40605, 45690, 48726, 53305, 56847, 63966, 68535, 74627, 81210, 94745, 95949, 106610, 113694, 121815, 132643, 137070, 149254, 159915, 170541, 189490, 191898, 223881, 243630, 265286, 284235, 319830, 341082, 373135, 397929, 447762, 479745, 568470, 663215, 671643, 746270, 795858, 852705, 959490, 1119405, 1193787, 1326430, 1343286, 1705410, 1989645, 2238810, 2387574, 3358215, 3979290, 4122761, 5968935, 6716430, 8245522, 11937870, 12368283, 20613805, 24736566, 28859327, 37104849, 41227610, 57718654, 61841415, 74209698, 86577981, 123682830, 144296635, 173155962, 185524245, 202015289, 259733943, 288593270, 371048490, 404030578, 432889905, 519467886, 606045867, 865779810, 1010076445, 1212091734, 1298669715, 1818137601, 2020152890, 2597339430, 3030229335, 3636275202, 6060458670, 9090688005, 18181376010]

約数ペア:

[(1, 18181376010), (2, 9090688005), (3, 6060458670), (5, 3636275202), (6, 3030229335), (7, 2597339430), (9, 2020152890), (10, 1818137601), (14, 1298669715), (15, 1212091734), (18, 1010076445), (21, 865779810), (30, 606045867), (35, 519467886), (42, 432889905), (45, 404030578), (49, 371048490), (63, 288593270), (70, 259733943), (90, 202015289), (98, 185524245), (105, 173155962), (126, 144296635), (147, 123682830), (210, 86577981), (245, 74209698), (294, 61841415), (315, 57718654), (441, 41227610), (490, 37104849), (630, 28859327), (735, 24736566), (882, 20613805), (1470, 12368283), (1523, 11937870), (2205, 8245522), (2707, 6716430), (3046, 5968935), (4410, 4122761), (4569, 3979290), (5414, 3358215), (7615, 2387574), (8121, 2238810), (9138, 1989645), (10661, 1705410), (13535, 1343286), (13707, 1326430), (15230, 1193787), (16242, 1119405), (18949, 959490), (21322, 852705), (22845, 795858), (24363, 746270), (27070, 671643), (27414, 663215), (31983, 568470), (37898, 479745), (40605, 447762), (45690, 397929), (48726, 373135), (53305, 341082), (56847, 319830), (63966, 284235), (68535, 265286), (74627, 243630), (81210, 223881), (94745, 191898), (95949, 189490), (106610, 170541), (113694, 159915), (121815, 149254), (132643, 137070)]