163890720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:328

約数の個数: 288

約数和(自身を含む): 651006720

約数和(自身を除く): 487116000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 71, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 142, 144, 160, 168, 180, 210, 213, 224, 229, 240, 252, 280, 284, 288, 315, 336, 355, 360, 420, 426, 458, 480, 497, 504, 560, 568, 630, 639, 672, 687, 710, 720, 840, 852, 916, 994, 1008, 1065, 1120, 1136, 1145, 1260, 1278, 1374, 1420, 1440, 1491, 1603, 1680, 1704, 1832, 1988, 2016, 2061, 2130, 2272, 2290, 2485, 2520, 2556, 2748, 2840, 2982, 3195, 3206, 3360, 3408, 3435, 3664, 3976, 4122, 4260, 4473, 4580, 4809, 4970, 5040, 5112, 5496, 5680, 5964, 6390, 6412, 6816, 6870, 7328, 7455, 7952, 8015, 8244, 8520, 8946, 9160, 9618, 9940, 10080, 10224, 10305, 10992, 11360, 11928, 12780, 12824, 13740, 14427, 14910, 15904, 16030, 16259, 16488, 17040, 17892, 18320, 19236, 19880, 20448, 20610, 21984, 22365, 23856, 24045, 25560, 25648, 27480, 28854, 29820, 32060, 32518, 32976, 34080, 35784, 36640, 38472, 39760, 41220, 44730, 47712, 48090, 48777, 51120, 51296, 54960, 57708, 59640, 64120, 65036, 65952, 71568, 72135, 76944, 79520, 81295, 82440, 89460, 96180, 97554, 102240, 109920, 113813, 115416, 119280, 128240, 130072, 143136, 144270, 146331, 153888, 162590, 164880, 178920, 192360, 195108, 227626, 230832, 238560, 243885, 256480, 260144, 288540, 292662, 325180, 329760, 341439, 357840, 384720, 390216, 455252, 461664, 487770, 520288, 569065, 577080, 585324, 650360, 682878, 715680, 731655, 769440, 780432, 910504, 975540, 1024317, 1138130, 1154160, 1170648, 1300720, 1365756, 1463310, 1560864, 1707195, 1821008, 1951080, 2048634, 2276260, 2308320, 2341296, 2601440, 2731512, 2926620, 3414390, 3642016, 3902160, 4097268, 4552520, 4682592, 5121585, 5463024, 5853240, 6828780, 7804320, 8194536, 9105040, 10243170, 10926048, 11706480, 13657560, 16389072, 18210080, 20486340, 23412960, 27315120, 32778144, 40972680, 54630240, 81945360, 163890720]

約数ペア:

[(1, 163890720), (2, 81945360), (3, 54630240), (4, 40972680), (5, 32778144), (6, 27315120), (7, 23412960), (8, 20486340), (9, 18210080), (10, 16389072), (12, 13657560), (14, 11706480), (15, 10926048), (16, 10243170), (18, 9105040), (20, 8194536), (21, 7804320), (24, 6828780), (28, 5853240), (30, 5463024), (32, 5121585), (35, 4682592), (36, 4552520), (40, 4097268), (42, 3902160), (45, 3642016), (48, 3414390), (56, 2926620), (60, 2731512), (63, 2601440), (70, 2341296), (71, 2308320), (72, 2276260), (80, 2048634), (84, 1951080), (90, 1821008), (96, 1707195), (105, 1560864), (112, 1463310), (120, 1365756), (126, 1300720), (140, 1170648), (142, 1154160), (144, 1138130), (160, 1024317), (168, 975540), (180, 910504), (210, 780432), (213, 769440), (224, 731655), (229, 715680), (240, 682878), (252, 650360), (280, 585324), (284, 577080), (288, 569065), (315, 520288), (336, 487770), (355, 461664), (360, 455252), (420, 390216), (426, 384720), (458, 357840), (480, 341439), (497, 329760), (504, 325180), (560, 292662), (568, 288540), (630, 260144), (639, 256480), (672, 243885), (687, 238560), (710, 230832), (720, 227626), (840, 195108), (852, 192360), (916, 178920), (994, 164880), (1008, 162590), (1065, 153888), (1120, 146331), (1136, 144270), (1145, 143136), (1260, 130072), (1278, 128240), (1374, 119280), (1420, 115416), (1440, 113813), (1491, 109920), (1603, 102240), (1680, 97554), (1704, 96180), (1832, 89460), (1988, 82440), (2016, 81295), (2061, 79520), (2130, 76944), (2272, 72135), (2290, 71568), (2485, 65952), (2520, 65036), (2556, 64120), (2748, 59640), (2840, 57708), (2982, 54960), (3195, 51296), (3206, 51120), (3360, 48777), (3408, 48090), (3435, 47712), (3664, 44730), (3976, 41220), (4122, 39760), (4260, 38472), (4473, 36640), (4580, 35784), (4809, 34080), (4970, 32976), (5040, 32518), (5112, 32060), (5496, 29820), (5680, 28854), (5964, 27480), (6390, 25648), (6412, 25560), (6816, 24045), (6870, 23856), (7328, 22365), (7455, 21984), (7952, 20610), (8015, 20448), (8244, 19880), (8520, 19236), (8946, 18320), (9160, 17892), (9618, 17040), (9940, 16488), (10080, 16259), (10224, 16030), (10305, 15904), (10992, 14910), (11360, 14427), (11928, 13740), (12780, 12824)]