81360660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:190

約数の個数: 192

約数和(自身を含む): 261273600

約数和(自身を除く): 179912940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 29, 30, 38, 46, 57, 58, 60, 69, 76, 87, 92, 95, 107, 114, 115, 116, 138, 145, 174, 190, 214, 228, 230, 276, 285, 290, 321, 345, 348, 380, 428, 435, 437, 460, 535, 551, 570, 580, 642, 667, 690, 870, 874, 1070, 1102, 1140, 1284, 1311, 1334, 1380, 1605, 1653, 1740, 1748, 2001, 2033, 2140, 2185, 2204, 2461, 2622, 2668, 2755, 3103, 3210, 3306, 3335, 4002, 4066, 4370, 4922, 5244, 5510, 6099, 6206, 6420, 6555, 6612, 6670, 7383, 8004, 8132, 8265, 8740, 9309, 9844, 10005, 10165, 11020, 12198, 12305, 12412, 12673, 13110, 13340, 14766, 15515, 16530, 18618, 20010, 20330, 24396, 24610, 25346, 26220, 29532, 30495, 31030, 33060, 36915, 37236, 38019, 40020, 40660, 46545, 46759, 49220, 50692, 58957, 60990, 62060, 63365, 71369, 73830, 76038, 93090, 93518, 117914, 121980, 126730, 140277, 142738, 147660, 152076, 176871, 186180, 187036, 190095, 214107, 233795, 235828, 253460, 280554, 285476, 294785, 353742, 356845, 380190, 428214, 467590, 561108, 589570, 701385, 707484, 713690, 760380, 856428, 884355, 935180, 1070535, 1179140, 1356011, 1402770, 1427380, 1768710, 2141070, 2712022, 2805540, 3537420, 4068033, 4282140, 5424044, 6780055, 8136066, 13560110, 16272132, 20340165, 27120220, 40680330, 81360660]

約数ペア:

[(1, 81360660), (2, 40680330), (3, 27120220), (4, 20340165), (5, 16272132), (6, 13560110), (10, 8136066), (12, 6780055), (15, 5424044), (19, 4282140), (20, 4068033), (23, 3537420), (29, 2805540), (30, 2712022), (38, 2141070), (46, 1768710), (57, 1427380), (58, 1402770), (60, 1356011), (69, 1179140), (76, 1070535), (87, 935180), (92, 884355), (95, 856428), (107, 760380), (114, 713690), (115, 707484), (116, 701385), (138, 589570), (145, 561108), (174, 467590), (190, 428214), (214, 380190), (228, 356845), (230, 353742), (276, 294785), (285, 285476), (290, 280554), (321, 253460), (345, 235828), (348, 233795), (380, 214107), (428, 190095), (435, 187036), (437, 186180), (460, 176871), (535, 152076), (551, 147660), (570, 142738), (580, 140277), (642, 126730), (667, 121980), (690, 117914), (870, 93518), (874, 93090), (1070, 76038), (1102, 73830), (1140, 71369), (1284, 63365), (1311, 62060), (1334, 60990), (1380, 58957), (1605, 50692), (1653, 49220), (1740, 46759), (1748, 46545), (2001, 40660), (2033, 40020), (2140, 38019), (2185, 37236), (2204, 36915), (2461, 33060), (2622, 31030), (2668, 30495), (2755, 29532), (3103, 26220), (3210, 25346), (3306, 24610), (3335, 24396), (4002, 20330), (4066, 20010), (4370, 18618), (4922, 16530), (5244, 15515), (5510, 14766), (6099, 13340), (6206, 13110), (6420, 12673), (6555, 12412), (6612, 12305), (6670, 12198), (7383, 11020), (8004, 10165), (8132, 10005), (8265, 9844), (8740, 9309)]