18510480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:613

約数の個数: 120

約数和(自身を含む): 63603072

約数和(自身を除く): 45092592

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 120, 141, 144, 180, 188, 235, 240, 282, 360, 376, 423, 470, 547, 564, 705, 720, 752, 846, 940, 1094, 1128, 1410, 1641, 1692, 1880, 2115, 2188, 2256, 2735, 2820, 3282, 3384, 3760, 4230, 4376, 4923, 5470, 5640, 6564, 6768, 8205, 8460, 8752, 9846, 10940, 11280, 13128, 16410, 16920, 19692, 21880, 24615, 25709, 26256, 32820, 33840, 39384, 43760, 49230, 51418, 65640, 77127, 78768, 98460, 102836, 128545, 131280, 154254, 196920, 205672, 231381, 257090, 308508, 385635, 393840, 411344, 462762, 514180, 617016, 771270, 925524, 1028360, 1156905, 1234032, 1542540, 1851048, 2056720, 2313810, 3085080, 3702096, 4627620, 6170160, 9255240, 18510480]

約数ペア:

[(1, 18510480), (2, 9255240), (3, 6170160), (4, 4627620), (5, 3702096), (6, 3085080), (8, 2313810), (9, 2056720), (10, 1851048), (12, 1542540), (15, 1234032), (16, 1156905), (18, 1028360), (20, 925524), (24, 771270), (30, 617016), (36, 514180), (40, 462762), (45, 411344), (47, 393840), (48, 385635), (60, 308508), (72, 257090), (80, 231381), (90, 205672), (94, 196920), (120, 154254), (141, 131280), (144, 128545), (180, 102836), (188, 98460), (235, 78768), (240, 77127), (282, 65640), (360, 51418), (376, 49230), (423, 43760), (470, 39384), (547, 33840), (564, 32820), (705, 26256), (720, 25709), (752, 24615), (846, 21880), (940, 19692), (1094, 16920), (1128, 16410), (1410, 13128), (1641, 11280), (1692, 10940), (1880, 9846), (2115, 8752), (2188, 8460), (2256, 8205), (2735, 6768), (2820, 6564), (3282, 5640), (3384, 5470), (3760, 4923), (4230, 4376)]