81304080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:166

約数の個数: 320

約数和(自身を含む): 311980032

約数和(自身を除く): 230675952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 23, 24, 26, 30, 33, 39, 40, 44, 46, 48, 52, 55, 60, 65, 66, 69, 78, 80, 88, 92, 103, 104, 110, 115, 120, 130, 132, 138, 143, 156, 165, 176, 184, 195, 206, 208, 220, 230, 240, 253, 260, 264, 276, 286, 299, 309, 312, 330, 345, 368, 390, 412, 429, 440, 460, 506, 515, 520, 528, 552, 572, 598, 618, 624, 660, 690, 715, 759, 780, 824, 858, 880, 897, 920, 1012, 1030, 1040, 1104, 1133, 1144, 1196, 1236, 1265, 1320, 1339, 1380, 1430, 1495, 1518, 1545, 1560, 1648, 1716, 1794, 1840, 2024, 2060, 2145, 2266, 2288, 2369, 2392, 2472, 2530, 2640, 2678, 2760, 2860, 2990, 3036, 3090, 3120, 3289, 3399, 3432, 3588, 3795, 4017, 4048, 4120, 4290, 4485, 4532, 4738, 4784, 4944, 5060, 5356, 5520, 5665, 5720, 5980, 6072, 6180, 6578, 6695, 6798, 6864, 7107, 7176, 7590, 8034, 8240, 8580, 8970, 9064, 9476, 9867, 10120, 10712, 11330, 11440, 11845, 11960, 12144, 12360, 13156, 13390, 13596, 14214, 14352, 14729, 15180, 16068, 16445, 16995, 17160, 17940, 18128, 18952, 19734, 20085, 20240, 21424, 22660, 23690, 23920, 24720, 26059, 26312, 26780, 27192, 28428, 29458, 30360, 30797, 32136, 32890, 33990, 34320, 35535, 35880, 37904, 39468, 40170, 44187, 45320, 47380, 49335, 52118, 52624, 53560, 54384, 56856, 58916, 60720, 61594, 64272, 65780, 67980, 71070, 71760, 73645, 78177, 78936, 80340, 88374, 90640, 92391, 94760, 98670, 104236, 107120, 113712, 117832, 123188, 130295, 131560, 135960, 142140, 147290, 153985, 156354, 157872, 160680, 176748, 184782, 189520, 197340, 208472, 220935, 235664, 246376, 260590, 263120, 271920, 284280, 294580, 307970, 312708, 321360, 338767, 353496, 369564, 390885, 394680, 416944, 441870, 461955, 492752, 521180, 568560, 589160, 615940, 625416, 677534, 706992, 739128, 781770, 789360, 883740, 923910, 1016301, 1042360, 1178320, 1231880, 1250832, 1355068, 1478256, 1563540, 1693835, 1767480, 1847820, 2032602, 2084720, 2463760, 2710136, 3127080, 3387670, 3534960, 3695640, 4065204, 5081505, 5420272, 6254160, 6775340, 7391280, 8130408, 10163010, 13550680, 16260816, 20326020, 27101360, 40652040, 81304080]

約数ペア:

[(1, 81304080), (2, 40652040), (3, 27101360), (4, 20326020), (5, 16260816), (6, 13550680), (8, 10163010), (10, 8130408), (11, 7391280), (12, 6775340), (13, 6254160), (15, 5420272), (16, 5081505), (20, 4065204), (22, 3695640), (23, 3534960), (24, 3387670), (26, 3127080), (30, 2710136), (33, 2463760), (39, 2084720), (40, 2032602), (44, 1847820), (46, 1767480), (48, 1693835), (52, 1563540), (55, 1478256), (60, 1355068), (65, 1250832), (66, 1231880), (69, 1178320), (78, 1042360), (80, 1016301), (88, 923910), (92, 883740), (103, 789360), (104, 781770), (110, 739128), (115, 706992), (120, 677534), (130, 625416), (132, 615940), (138, 589160), (143, 568560), (156, 521180), (165, 492752), (176, 461955), (184, 441870), (195, 416944), (206, 394680), (208, 390885), (220, 369564), (230, 353496), (240, 338767), (253, 321360), (260, 312708), (264, 307970), (276, 294580), (286, 284280), (299, 271920), (309, 263120), (312, 260590), (330, 246376), (345, 235664), (368, 220935), (390, 208472), (412, 197340), (429, 189520), (440, 184782), (460, 176748), (506, 160680), (515, 157872), (520, 156354), (528, 153985), (552, 147290), (572, 142140), (598, 135960), (618, 131560), (624, 130295), (660, 123188), (690, 117832), (715, 113712), (759, 107120), (780, 104236), (824, 98670), (858, 94760), (880, 92391), (897, 90640), (920, 88374), (1012, 80340), (1030, 78936), (1040, 78177), (1104, 73645), (1133, 71760), (1144, 71070), (1196, 67980), (1236, 65780), (1265, 64272), (1320, 61594), (1339, 60720), (1380, 58916), (1430, 56856), (1495, 54384), (1518, 53560), (1545, 52624), (1560, 52118), (1648, 49335), (1716, 47380), (1794, 45320), (1840, 44187), (2024, 40170), (2060, 39468), (2145, 37904), (2266, 35880), (2288, 35535), (2369, 34320), (2392, 33990), (2472, 32890), (2530, 32136), (2640, 30797), (2678, 30360), (2760, 29458), (2860, 28428), (2990, 27192), (3036, 26780), (3090, 26312), (3120, 26059), (3289, 24720), (3399, 23920), (3432, 23690), (3588, 22660), (3795, 21424), (4017, 20240), (4048, 20085), (4120, 19734), (4290, 18952), (4485, 18128), (4532, 17940), (4738, 17160), (4784, 16995), (4944, 16445), (5060, 16068), (5356, 15180), (5520, 14729), (5665, 14352), (5720, 14214), (5980, 13596), (6072, 13390), (6180, 13156), (6578, 12360), (6695, 12144), (6798, 11960), (6864, 11845), (7107, 11440), (7176, 11330), (7590, 10712), (8034, 10120), (8240, 9867), (8580, 9476), (8970, 9064)]