81042240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:161

約数の個数: 224

約数和(自身を含む): 276514560

約数和(自身を除く): 195472320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 41, 48, 58, 60, 64, 71, 80, 82, 87, 96, 116, 120, 123, 142, 145, 160, 164, 174, 192, 205, 213, 232, 240, 246, 284, 290, 320, 328, 348, 355, 410, 426, 435, 464, 480, 492, 568, 580, 615, 656, 696, 710, 820, 852, 870, 928, 960, 984, 1065, 1136, 1160, 1189, 1230, 1312, 1392, 1420, 1640, 1704, 1740, 1856, 1968, 2059, 2130, 2272, 2320, 2378, 2460, 2624, 2784, 2840, 2911, 3280, 3408, 3480, 3567, 3936, 4118, 4260, 4544, 4640, 4756, 4920, 5568, 5680, 5822, 5945, 6177, 6560, 6816, 6960, 7134, 7872, 8236, 8520, 8733, 9280, 9512, 9840, 10295, 11360, 11644, 11890, 12354, 13120, 13632, 13920, 14268, 14555, 16472, 17040, 17466, 17835, 19024, 19680, 20590, 22720, 23288, 23780, 24708, 27840, 28536, 29110, 30885, 32944, 34080, 34932, 35670, 38048, 39360, 41180, 43665, 46576, 47560, 49416, 57072, 58220, 61770, 65888, 68160, 69864, 71340, 76096, 82360, 84419, 87330, 93152, 95120, 98832, 114144, 116440, 123540, 131776, 139728, 142680, 164720, 168838, 174660, 186304, 190240, 197664, 228288, 232880, 247080, 253257, 279456, 285360, 329440, 337676, 349320, 380480, 395328, 422095, 465760, 494160, 506514, 558912, 570720, 658880, 675352, 698640, 844190, 931520, 988320, 1013028, 1141440, 1266285, 1350704, 1397280, 1688380, 1976640, 2026056, 2532570, 2701408, 2794560, 3376760, 4052112, 5065140, 5402816, 6753520, 8104224, 10130280, 13507040, 16208448, 20260560, 27014080, 40521120, 81042240]

約数ペア:

[(1, 81042240), (2, 40521120), (3, 27014080), (4, 20260560), (5, 16208448), (6, 13507040), (8, 10130280), (10, 8104224), (12, 6753520), (15, 5402816), (16, 5065140), (20, 4052112), (24, 3376760), (29, 2794560), (30, 2701408), (32, 2532570), (40, 2026056), (41, 1976640), (48, 1688380), (58, 1397280), (60, 1350704), (64, 1266285), (71, 1141440), (80, 1013028), (82, 988320), (87, 931520), (96, 844190), (116, 698640), (120, 675352), (123, 658880), (142, 570720), (145, 558912), (160, 506514), (164, 494160), (174, 465760), (192, 422095), (205, 395328), (213, 380480), (232, 349320), (240, 337676), (246, 329440), (284, 285360), (290, 279456), (320, 253257), (328, 247080), (348, 232880), (355, 228288), (410, 197664), (426, 190240), (435, 186304), (464, 174660), (480, 168838), (492, 164720), (568, 142680), (580, 139728), (615, 131776), (656, 123540), (696, 116440), (710, 114144), (820, 98832), (852, 95120), (870, 93152), (928, 87330), (960, 84419), (984, 82360), (1065, 76096), (1136, 71340), (1160, 69864), (1189, 68160), (1230, 65888), (1312, 61770), (1392, 58220), (1420, 57072), (1640, 49416), (1704, 47560), (1740, 46576), (1856, 43665), (1968, 41180), (2059, 39360), (2130, 38048), (2272, 35670), (2320, 34932), (2378, 34080), (2460, 32944), (2624, 30885), (2784, 29110), (2840, 28536), (2911, 27840), (3280, 24708), (3408, 23780), (3480, 23288), (3567, 22720), (3936, 20590), (4118, 19680), (4260, 19024), (4544, 17835), (4640, 17466), (4756, 17040), (4920, 16472), (5568, 14555), (5680, 14268), (5822, 13920), (5945, 13632), (6177, 13120), (6560, 12354), (6816, 11890), (6960, 11644), (7134, 11360), (7872, 10295), (8236, 9840), (8520, 9512), (8733, 9280)]