18453960

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{2441}}^1$

素因数の和:2468

約数の個数: 128

約数和(自身を含む): 70329600

約数和(自身を除く): 51875640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2441, 2520, 3780, 4882, 7323, 7560, 9764, 12205, 14646, 17087, 19528, 21969, 24410, 29292, 34174, 36615, 43938, 48820, 51261, 58584, 65907, 68348, 73230, 85435, 87876, 97640, 102522, 109845, 131814, 136696, 146460, 153783, 170870, 175752, 205044, 219690, 256305, 263628, 292920, 307566, 329535, 341740, 410088, 439380, 461349, 512610, 527256, 615132, 659070, 683480, 768915, 878760, 922698, 1025220, 1230264, 1318140, 1537830, 1845396, 2050440, 2306745, 2636280, 3075660, 3690792, 4613490, 6151320, 9226980, 18453960]

約数ペア:

[(1, 18453960), (2, 9226980), (3, 6151320), (4, 4613490), (5, 3690792), (6, 3075660), (7, 2636280), (8, 2306745), (9, 2050440), (10, 1845396), (12, 1537830), (14, 1318140), (15, 1230264), (18, 1025220), (20, 922698), (21, 878760), (24, 768915), (27, 683480), (28, 659070), (30, 615132), (35, 527256), (36, 512610), (40, 461349), (42, 439380), (45, 410088), (54, 341740), (56, 329535), (60, 307566), (63, 292920), (70, 263628), (72, 256305), (84, 219690), (90, 205044), (105, 175752), (108, 170870), (120, 153783), (126, 146460), (135, 136696), (140, 131814), (168, 109845), (180, 102522), (189, 97640), (210, 87876), (216, 85435), (252, 73230), (270, 68348), (280, 65907), (315, 58584), (360, 51261), (378, 48820), (420, 43938), (504, 36615), (540, 34174), (630, 29292), (756, 24410), (840, 21969), (945, 19528), (1080, 17087), (1260, 14646), (1512, 12205), (1890, 9764), (2441, 7560), (2520, 7323), (3780, 4882)]