18531180

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:99

約数の個数: 168

約数和(自身を含む): 61697664

約数和(自身を除く): 43166484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 41, 45, 54, 60, 62, 81, 82, 90, 93, 108, 123, 124, 135, 155, 162, 164, 180, 186, 205, 243, 246, 270, 279, 310, 324, 369, 372, 405, 410, 465, 486, 492, 540, 558, 615, 620, 729, 738, 810, 820, 837, 930, 972, 1107, 1116, 1215, 1230, 1271, 1395, 1458, 1476, 1620, 1674, 1845, 1860, 2214, 2430, 2460, 2511, 2542, 2790, 2916, 3321, 3348, 3645, 3690, 3813, 4185, 4428, 4860, 5022, 5084, 5535, 5580, 6355, 6642, 7290, 7380, 7533, 7626, 8370, 9963, 10044, 11070, 11439, 12555, 12710, 13284, 14580, 15066, 15252, 16605, 16740, 19065, 19926, 22140, 22599, 22878, 25110, 25420, 29889, 30132, 33210, 34317, 37665, 38130, 39852, 45198, 45756, 49815, 50220, 57195, 59778, 66420, 68634, 75330, 76260, 90396, 99630, 102951, 112995, 114390, 119556, 137268, 149445, 150660, 171585, 199260, 205902, 225990, 228780, 298890, 308853, 343170, 411804, 451980, 514755, 597780, 617706, 686340, 926559, 1029510, 1235412, 1544265, 1853118, 2059020, 3088530, 3706236, 4632795, 6177060, 9265590, 18531180]

約数ペア:

[(1, 18531180), (2, 9265590), (3, 6177060), (4, 4632795), (5, 3706236), (6, 3088530), (9, 2059020), (10, 1853118), (12, 1544265), (15, 1235412), (18, 1029510), (20, 926559), (27, 686340), (30, 617706), (31, 597780), (36, 514755), (41, 451980), (45, 411804), (54, 343170), (60, 308853), (62, 298890), (81, 228780), (82, 225990), (90, 205902), (93, 199260), (108, 171585), (123, 150660), (124, 149445), (135, 137268), (155, 119556), (162, 114390), (164, 112995), (180, 102951), (186, 99630), (205, 90396), (243, 76260), (246, 75330), (270, 68634), (279, 66420), (310, 59778), (324, 57195), (369, 50220), (372, 49815), (405, 45756), (410, 45198), (465, 39852), (486, 38130), (492, 37665), (540, 34317), (558, 33210), (615, 30132), (620, 29889), (729, 25420), (738, 25110), (810, 22878), (820, 22599), (837, 22140), (930, 19926), (972, 19065), (1107, 16740), (1116, 16605), (1215, 15252), (1230, 15066), (1271, 14580), (1395, 13284), (1458, 12710), (1476, 12555), (1620, 11439), (1674, 11070), (1845, 10044), (1860, 9963), (2214, 8370), (2430, 7626), (2460, 7533), (2511, 7380), (2542, 7290), (2790, 6642), (2916, 6355), (3321, 5580), (3348, 5535), (3645, 5084), (3690, 5022), (3813, 4860), (4185, 4428)]