81063840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1181}}^1$

素因数の和:1223

約数の個数: 192

約数和(自身を含む): 300246912

約数和(自身を除く): 219183072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 96, 104, 110, 120, 130, 132, 143, 156, 160, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 352, 390, 416, 429, 440, 480, 520, 528, 572, 624, 660, 715, 780, 858, 880, 1040, 1056, 1144, 1181, 1248, 1320, 1430, 1560, 1716, 1760, 2080, 2145, 2288, 2362, 2640, 2860, 3120, 3432, 3543, 4290, 4576, 4724, 5280, 5720, 5905, 6240, 6864, 7086, 8580, 9448, 11440, 11810, 12991, 13728, 14172, 15353, 17160, 17715, 18896, 22880, 23620, 25982, 28344, 30706, 34320, 35430, 37792, 38973, 46059, 47240, 51964, 56688, 61412, 64955, 68640, 70860, 76765, 77946, 92118, 94480, 103928, 113376, 122824, 129910, 141720, 153530, 155892, 168883, 184236, 188960, 194865, 207856, 230295, 245648, 259820, 283440, 307060, 311784, 337766, 368472, 389730, 415712, 460590, 491296, 506649, 519640, 566880, 614120, 623568, 675532, 736944, 779460, 844415, 921180, 1013298, 1039280, 1228240, 1247136, 1351064, 1473888, 1558920, 1688830, 1842360, 2026596, 2078560, 2456480, 2533245, 2702128, 3117840, 3377660, 3684720, 4053192, 5066490, 5404256, 6235680, 6755320, 7369440, 8106384, 10132980, 13510640, 16212768, 20265960, 27021280, 40531920, 81063840]

約数ペア:

[(1, 81063840), (2, 40531920), (3, 27021280), (4, 20265960), (5, 16212768), (6, 13510640), (8, 10132980), (10, 8106384), (11, 7369440), (12, 6755320), (13, 6235680), (15, 5404256), (16, 5066490), (20, 4053192), (22, 3684720), (24, 3377660), (26, 3117840), (30, 2702128), (32, 2533245), (33, 2456480), (39, 2078560), (40, 2026596), (44, 1842360), (48, 1688830), (52, 1558920), (55, 1473888), (60, 1351064), (65, 1247136), (66, 1228240), (78, 1039280), (80, 1013298), (88, 921180), (96, 844415), (104, 779460), (110, 736944), (120, 675532), (130, 623568), (132, 614120), (143, 566880), (156, 519640), (160, 506649), (165, 491296), (176, 460590), (195, 415712), (208, 389730), (220, 368472), (240, 337766), (260, 311784), (264, 307060), (286, 283440), (312, 259820), (330, 245648), (352, 230295), (390, 207856), (416, 194865), (429, 188960), (440, 184236), (480, 168883), (520, 155892), (528, 153530), (572, 141720), (624, 129910), (660, 122824), (715, 113376), (780, 103928), (858, 94480), (880, 92118), (1040, 77946), (1056, 76765), (1144, 70860), (1181, 68640), (1248, 64955), (1320, 61412), (1430, 56688), (1560, 51964), (1716, 47240), (1760, 46059), (2080, 38973), (2145, 37792), (2288, 35430), (2362, 34320), (2640, 30706), (2860, 28344), (3120, 25982), (3432, 23620), (3543, 22880), (4290, 18896), (4576, 17715), (4724, 17160), (5280, 15353), (5720, 14172), (5905, 13728), (6240, 12991), (6864, 11810), (7086, 11440), (8580, 9448)]