20207876640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{383}}^2$

素因数の和:832

約数の個数: 288

約数和(自身を含む): 74717790336

約数和(自身を除く): 54509913696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 41, 42, 48, 56, 60, 70, 80, 82, 84, 96, 105, 112, 120, 123, 140, 160, 164, 168, 205, 210, 224, 240, 246, 280, 287, 328, 336, 383, 410, 420, 480, 492, 560, 574, 615, 656, 672, 766, 820, 840, 861, 984, 1120, 1148, 1149, 1230, 1312, 1435, 1532, 1640, 1680, 1722, 1915, 1968, 2296, 2298, 2460, 2681, 2870, 3064, 3280, 3360, 3444, 3830, 3936, 4305, 4592, 4596, 4920, 5362, 5740, 5745, 6128, 6560, 6888, 7660, 8043, 8610, 9184, 9192, 9840, 10724, 11480, 11490, 12256, 13405, 13776, 15320, 15703, 16086, 17220, 18384, 19680, 21448, 22960, 22980, 26810, 27552, 30640, 31406, 32172, 34440, 36768, 40215, 42896, 45920, 45960, 47109, 53620, 61280, 62812, 64344, 68880, 78515, 80430, 85792, 91920, 94218, 107240, 109921, 125624, 128688, 137760, 146689, 157030, 160860, 183840, 188436, 214480, 219842, 235545, 251248, 257376, 293378, 314060, 321720, 329763, 376872, 428960, 439684, 440067, 471090, 502496, 549605, 586756, 628120, 643440, 659526, 733445, 753744, 879368, 880134, 942180, 1026823, 1099210, 1173512, 1256240, 1286880, 1319052, 1466890, 1507488, 1648815, 1758736, 1760268, 1884360, 2053646, 2198420, 2200335, 2347024, 2512480, 2638104, 2933780, 3080469, 3297630, 3517472, 3520536, 3768720, 4107292, 4396840, 4400670, 4694048, 5134115, 5276208, 5867560, 6014249, 6160938, 6595260, 7041072, 7537440, 8214584, 8793680, 8801340, 10268230, 10552416, 11735120, 12028498, 12321876, 13190520, 14082144, 15402345, 16429168, 17587360, 17602680, 18042747, 20536460, 23470240, 24056996, 24643752, 26381040, 30071245, 30804690, 32858336, 35205360, 36085494, 41072920, 42099743, 48113992, 49287504, 52762080, 60142490, 61609380, 70410720, 72170988, 82145840, 84199486, 90213735, 96227984, 98575008, 120284980, 123218760, 126299229, 144341976, 164291680, 168398972, 180427470, 192455968, 210498715, 240569960, 246437520, 252598458, 288683952, 336797944, 360854940, 420997430, 481139920, 492875040, 505196916, 577367904, 631496145, 673595888, 721709880, 841994860, 962279840, 1010393832, 1262992290, 1347191776, 1443419760, 1683989720, 2020787664, 2525984580, 2886839520, 3367979440, 4041575328, 5051969160, 6735958880, 10103938320, 20207876640]

約数ペア:

[(1, 20207876640), (2, 10103938320), (3, 6735958880), (4, 5051969160), (5, 4041575328), (6, 3367979440), (7, 2886839520), (8, 2525984580), (10, 2020787664), (12, 1683989720), (14, 1443419760), (15, 1347191776), (16, 1262992290), (20, 1010393832), (21, 962279840), (24, 841994860), (28, 721709880), (30, 673595888), (32, 631496145), (35, 577367904), (40, 505196916), (41, 492875040), (42, 481139920), (48, 420997430), (56, 360854940), (60, 336797944), (70, 288683952), (80, 252598458), (82, 246437520), (84, 240569960), (96, 210498715), (105, 192455968), (112, 180427470), (120, 168398972), (123, 164291680), (140, 144341976), (160, 126299229), (164, 123218760), (168, 120284980), (205, 98575008), (210, 96227984), (224, 90213735), (240, 84199486), (246, 82145840), (280, 72170988), (287, 70410720), (328, 61609380), (336, 60142490), (383, 52762080), (410, 49287504), (420, 48113992), (480, 42099743), (492, 41072920), (560, 36085494), (574, 35205360), (615, 32858336), (656, 30804690), (672, 30071245), (766, 26381040), (820, 24643752), (840, 24056996), (861, 23470240), (984, 20536460), (1120, 18042747), (1148, 17602680), (1149, 17587360), (1230, 16429168), (1312, 15402345), (1435, 14082144), (1532, 13190520), (1640, 12321876), (1680, 12028498), (1722, 11735120), (1915, 10552416), (1968, 10268230), (2296, 8801340), (2298, 8793680), (2460, 8214584), (2681, 7537440), (2870, 7041072), (3064, 6595260), (3280, 6160938), (3360, 6014249), (3444, 5867560), (3830, 5276208), (3936, 5134115), (4305, 4694048), (4592, 4400670), (4596, 4396840), (4920, 4107292), (5362, 3768720), (5740, 3520536), (5745, 3517472), (6128, 3297630), (6560, 3080469), (6888, 2933780), (7660, 2638104), (8043, 2512480), (8610, 2347024), (9184, 2200335), (9192, 2198420), (9840, 2053646), (10724, 1884360), (11480, 1760268), (11490, 1758736), (12256, 1648815), (13405, 1507488), (13776, 1466890), (15320, 1319052), (15703, 1286880), (16086, 1256240), (17220, 1173512), (18384, 1099210), (19680, 1026823), (21448, 942180), (22960, 880134), (22980, 879368), (26810, 753744), (27552, 733445), (30640, 659526), (31406, 643440), (32172, 628120), (34440, 586756), (36768, 549605), (40215, 502496), (42896, 471090), (45920, 440067), (45960, 439684), (47109, 428960), (53620, 376872), (61280, 329763), (62812, 321720), (64344, 314060), (68880, 293378), (78515, 257376), (80430, 251248), (85792, 235545), (91920, 219842), (94218, 214480), (107240, 188436), (109921, 183840), (125624, 160860), (128688, 157030), (137760, 146689)]