81346356

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:156

約数の個数: 240

約数和(自身を含む): 273208320

約数和(自身を除く): 191861964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 31, 36, 39, 42, 52, 54, 62, 63, 78, 81, 84, 89, 91, 93, 108, 117, 124, 126, 156, 162, 178, 182, 186, 189, 217, 234, 252, 267, 273, 279, 324, 351, 356, 364, 372, 378, 403, 434, 468, 534, 546, 558, 567, 623, 651, 702, 756, 801, 806, 819, 837, 868, 1053, 1068, 1092, 1116, 1134, 1157, 1209, 1246, 1302, 1404, 1602, 1612, 1638, 1674, 1869, 1953, 2106, 2268, 2314, 2403, 2418, 2457, 2492, 2511, 2604, 2759, 2821, 3204, 3276, 3348, 3471, 3627, 3738, 3906, 4212, 4628, 4806, 4836, 4914, 5022, 5518, 5607, 5642, 5859, 6942, 7209, 7254, 7371, 7476, 7812, 8099, 8277, 8463, 9612, 9828, 10044, 10413, 10881, 11036, 11214, 11284, 11718, 13884, 14418, 14508, 14742, 16198, 16554, 16821, 16926, 17577, 19313, 20826, 21762, 22428, 23436, 24297, 24831, 25389, 28836, 29484, 31239, 32396, 32643, 33108, 33642, 33852, 35154, 35867, 38626, 41652, 43524, 48594, 49662, 50463, 50778, 57939, 62478, 65286, 67284, 70308, 71734, 72891, 74493, 76167, 77252, 93717, 97188, 99324, 100926, 101556, 107601, 115878, 124956, 130572, 143468, 145782, 148986, 152334, 173817, 187434, 201852, 215202, 218673, 223479, 228501, 231756, 251069, 291564, 297972, 304668, 322803, 347634, 374868, 430404, 437346, 446958, 457002, 502138, 521451, 645606, 656019, 695268, 753207, 874692, 893916, 914004, 968409, 1004276, 1042902, 1291212, 1312038, 1506414, 1564353, 1936818, 2085804, 2259621, 2624076, 2905227, 3012828, 3128706, 3873636, 4519242, 5810454, 6257412, 6778863, 9038484, 11620908, 13557726, 20336589, 27115452, 40673178, 81346356]

約数ペア:

[(1, 81346356), (2, 40673178), (3, 27115452), (4, 20336589), (6, 13557726), (7, 11620908), (9, 9038484), (12, 6778863), (13, 6257412), (14, 5810454), (18, 4519242), (21, 3873636), (26, 3128706), (27, 3012828), (28, 2905227), (31, 2624076), (36, 2259621), (39, 2085804), (42, 1936818), (52, 1564353), (54, 1506414), (62, 1312038), (63, 1291212), (78, 1042902), (81, 1004276), (84, 968409), (89, 914004), (91, 893916), (93, 874692), (108, 753207), (117, 695268), (124, 656019), (126, 645606), (156, 521451), (162, 502138), (178, 457002), (182, 446958), (186, 437346), (189, 430404), (217, 374868), (234, 347634), (252, 322803), (267, 304668), (273, 297972), (279, 291564), (324, 251069), (351, 231756), (356, 228501), (364, 223479), (372, 218673), (378, 215202), (403, 201852), (434, 187434), (468, 173817), (534, 152334), (546, 148986), (558, 145782), (567, 143468), (623, 130572), (651, 124956), (702, 115878), (756, 107601), (801, 101556), (806, 100926), (819, 99324), (837, 97188), (868, 93717), (1053, 77252), (1068, 76167), (1092, 74493), (1116, 72891), (1134, 71734), (1157, 70308), (1209, 67284), (1246, 65286), (1302, 62478), (1404, 57939), (1602, 50778), (1612, 50463), (1638, 49662), (1674, 48594), (1869, 43524), (1953, 41652), (2106, 38626), (2268, 35867), (2314, 35154), (2403, 33852), (2418, 33642), (2457, 33108), (2492, 32643), (2511, 32396), (2604, 31239), (2759, 29484), (2821, 28836), (3204, 25389), (3276, 24831), (3348, 24297), (3471, 23436), (3627, 22428), (3738, 21762), (3906, 20826), (4212, 19313), (4628, 17577), (4806, 16926), (4836, 16821), (4914, 16554), (5022, 16198), (5518, 14742), (5607, 14508), (5642, 14418), (5859, 13884), (6942, 11718), (7209, 11284), (7254, 11214), (7371, 11036), (7476, 10881), (7812, 10413), (8099, 10044), (8277, 9828), (8463, 9612)]