1321940520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{12119}}^1$

素因数の和:12240

約数の個数: 128

約数和(自身を含む): 4450464000

約数和(自身を除く): 3128523480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 101, 108, 120, 135, 180, 202, 216, 270, 303, 360, 404, 505, 540, 606, 808, 909, 1010, 1080, 1212, 1515, 1818, 2020, 2424, 2727, 3030, 3636, 4040, 4545, 5454, 6060, 7272, 9090, 10908, 12119, 12120, 13635, 18180, 21816, 24238, 27270, 36357, 36360, 48476, 54540, 60595, 72714, 96952, 109071, 109080, 121190, 145428, 181785, 218142, 242380, 290856, 327213, 363570, 436284, 484760, 545355, 654426, 727140, 872568, 1090710, 1224019, 1308852, 1454280, 1636065, 2181420, 2448038, 2617704, 3272130, 3672057, 4362840, 4896076, 6120095, 6544260, 7344114, 9792152, 11016171, 12240190, 13088520, 14688228, 18360285, 22032342, 24480380, 29376456, 33048513, 36720570, 44064684, 48960760, 55080855, 66097026, 73441140, 88129368, 110161710, 132194052, 146882280, 165242565, 220323420, 264388104, 330485130, 440646840, 660970260, 1321940520]

約数ペア:

[(1, 1321940520), (2, 660970260), (3, 440646840), (4, 330485130), (5, 264388104), (6, 220323420), (8, 165242565), (9, 146882280), (10, 132194052), (12, 110161710), (15, 88129368), (18, 73441140), (20, 66097026), (24, 55080855), (27, 48960760), (30, 44064684), (36, 36720570), (40, 33048513), (45, 29376456), (54, 24480380), (60, 22032342), (72, 18360285), (90, 14688228), (101, 13088520), (108, 12240190), (120, 11016171), (135, 9792152), (180, 7344114), (202, 6544260), (216, 6120095), (270, 4896076), (303, 4362840), (360, 3672057), (404, 3272130), (505, 2617704), (540, 2448038), (606, 2181420), (808, 1636065), (909, 1454280), (1010, 1308852), (1080, 1224019), (1212, 1090710), (1515, 872568), (1818, 727140), (2020, 654426), (2424, 545355), (2727, 484760), (3030, 436284), (3636, 363570), (4040, 327213), (4545, 290856), (5454, 242380), (6060, 218142), (7272, 181785), (9090, 145428), (10908, 121190), (12119, 109080), (12120, 109071), (13635, 96952), (18180, 72714), (21816, 60595), (24238, 54540), (27270, 48476), (36357, 36360)]