201817222020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{877}}^1\times {\mathrm{16183}}^1$

素因数の和:17154

約数の個数: 144

約数和(自身を含む): 620673231360

約数和(自身を除く): 418856009340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 877, 948, 1185, 1422, 1580, 1754, 2370, 2631, 2844, 3508, 3555, 4385, 4740, 5262, 7110, 7893, 8770, 10524, 13155, 14220, 15786, 16183, 17540, 26310, 31572, 32366, 39465, 48549, 52620, 64732, 69283, 78930, 80915, 97098, 138566, 145647, 157860, 161830, 194196, 207849, 242745, 277132, 291294, 323660, 346415, 415698, 485490, 582588, 623547, 692830, 728235, 831396, 970980, 1039245, 1247094, 1278457, 1385660, 1456470, 2078490, 2494188, 2556914, 2912940, 3117735, 3835371, 4156980, 5113828, 6235470, 6392285, 7670742, 11506113, 12470940, 12784570, 14192491, 15341484, 19176855, 23012226, 25569140, 28384982, 38353710, 42577473, 46024452, 56769964, 57530565, 70962455, 76707420, 85154946, 115061130, 127732419, 141924910, 170309892, 212887365, 230122260, 255464838, 283849820, 425774730, 510929676, 638662095, 851549460, 1121206789, 1277324190, 2242413578, 2554648380, 3363620367, 4484827156, 5606033945, 6727240734, 10090861101, 11212067890, 13454481468, 16818101835, 20181722202, 22424135780, 33636203670, 40363444404, 50454305505, 67272407340, 100908611010, 201817222020]

約数ペア:

[(1, 201817222020), (2, 100908611010), (3, 67272407340), (4, 50454305505), (5, 40363444404), (6, 33636203670), (9, 22424135780), (10, 20181722202), (12, 16818101835), (15, 13454481468), (18, 11212067890), (20, 10090861101), (30, 6727240734), (36, 5606033945), (45, 4484827156), (60, 3363620367), (79, 2554648380), (90, 2242413578), (158, 1277324190), (180, 1121206789), (237, 851549460), (316, 638662095), (395, 510929676), (474, 425774730), (711, 283849820), (790, 255464838), (877, 230122260), (948, 212887365), (1185, 170309892), (1422, 141924910), (1580, 127732419), (1754, 115061130), (2370, 85154946), (2631, 76707420), (2844, 70962455), (3508, 57530565), (3555, 56769964), (4385, 46024452), (4740, 42577473), (5262, 38353710), (7110, 28384982), (7893, 25569140), (8770, 23012226), (10524, 19176855), (13155, 15341484), (14220, 14192491), (15786, 12784570), (16183, 12470940), (17540, 11506113), (26310, 7670742), (31572, 6392285), (32366, 6235470), (39465, 5113828), (48549, 4156980), (52620, 3835371), (64732, 3117735), (69283, 2912940), (78930, 2556914), (80915, 2494188), (97098, 2078490), (138566, 1456470), (145647, 1385660), (157860, 1278457), (161830, 1247094), (194196, 1039245), (207849, 970980), (242745, 831396), (277132, 728235), (291294, 692830), (323660, 623547), (346415, 582588), (415698, 485490)]