490504560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{607}}^1$

素因数の和:680

約数の個数: 320

約数和(自身を含む): 1925210112

約数和(自身を除く): 1434705552

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 37, 39, 40, 42, 48, 52, 56, 60, 65, 70, 74, 78, 80, 84, 91, 104, 105, 111, 112, 120, 130, 140, 148, 156, 168, 182, 185, 195, 208, 210, 222, 240, 259, 260, 273, 280, 296, 312, 336, 364, 370, 390, 420, 444, 455, 481, 518, 520, 546, 555, 560, 592, 607, 624, 728, 740, 777, 780, 840, 888, 910, 962, 1036, 1040, 1092, 1110, 1214, 1295, 1365, 1443, 1456, 1480, 1554, 1560, 1680, 1776, 1820, 1821, 1924, 2072, 2184, 2220, 2405, 2428, 2590, 2730, 2886, 2960, 3035, 3108, 3120, 3367, 3640, 3642, 3848, 3885, 4144, 4249, 4368, 4440, 4810, 4856, 5180, 5460, 5772, 6070, 6216, 6734, 7215, 7280, 7284, 7696, 7770, 7891, 8498, 8880, 9105, 9620, 9712, 10101, 10360, 10920, 11544, 12140, 12432, 12747, 13468, 14430, 14568, 15540, 15782, 16835, 16996, 18210, 19240, 20202, 20720, 21245, 21840, 22459, 23088, 23673, 24280, 25494, 26936, 28860, 29136, 31080, 31564, 33670, 33992, 36420, 38480, 39455, 40404, 42490, 44918, 47346, 48560, 50505, 50988, 53872, 55237, 57720, 62160, 63128, 63735, 67340, 67377, 67984, 72840, 78910, 80808, 84980, 89836, 94692, 101010, 101976, 110474, 112295, 115440, 118365, 126256, 127470, 134680, 134754, 145680, 157213, 157820, 161616, 165711, 169960, 179672, 189384, 202020, 203952, 220948, 224590, 236730, 254940, 269360, 269508, 276185, 291967, 314426, 315640, 331422, 336885, 339920, 359344, 378768, 404040, 441896, 449180, 471639, 473460, 509880, 539016, 552370, 583934, 628852, 631280, 662844, 673770, 786065, 808080, 828555, 875901, 883792, 898360, 943278, 946920, 1019760, 1078032, 1104740, 1167868, 1257704, 1325688, 1347540, 1459835, 1572130, 1657110, 1751802, 1796720, 1886556, 1893840, 2043769, 2209480, 2335736, 2358195, 2515408, 2651376, 2695080, 2919670, 3144260, 3314220, 3503604, 3773112, 4087538, 4379505, 4418960, 4671472, 4716390, 5390160, 5839340, 6131307, 6288520, 6628440, 7007208, 7546224, 8175076, 8759010, 9432780, 10218845, 11678680, 12262614, 12577040, 13256880, 14014416, 16350152, 17518020, 18865560, 20437690, 23357360, 24525228, 30656535, 32700304, 35036040, 37731120, 40875380, 49050456, 61313070, 70072080, 81750760, 98100912, 122626140, 163501520, 245252280, 490504560]

約数ペア:

[(1, 490504560), (2, 245252280), (3, 163501520), (4, 122626140), (5, 98100912), (6, 81750760), (7, 70072080), (8, 61313070), (10, 49050456), (12, 40875380), (13, 37731120), (14, 35036040), (15, 32700304), (16, 30656535), (20, 24525228), (21, 23357360), (24, 20437690), (26, 18865560), (28, 17518020), (30, 16350152), (35, 14014416), (37, 13256880), (39, 12577040), (40, 12262614), (42, 11678680), (48, 10218845), (52, 9432780), (56, 8759010), (60, 8175076), (65, 7546224), (70, 7007208), (74, 6628440), (78, 6288520), (80, 6131307), (84, 5839340), (91, 5390160), (104, 4716390), (105, 4671472), (111, 4418960), (112, 4379505), (120, 4087538), (130, 3773112), (140, 3503604), (148, 3314220), (156, 3144260), (168, 2919670), (182, 2695080), (185, 2651376), (195, 2515408), (208, 2358195), (210, 2335736), (222, 2209480), (240, 2043769), (259, 1893840), (260, 1886556), (273, 1796720), (280, 1751802), (296, 1657110), (312, 1572130), (336, 1459835), (364, 1347540), (370, 1325688), (390, 1257704), (420, 1167868), (444, 1104740), (455, 1078032), (481, 1019760), (518, 946920), (520, 943278), (546, 898360), (555, 883792), (560, 875901), (592, 828555), (607, 808080), (624, 786065), (728, 673770), (740, 662844), (777, 631280), (780, 628852), (840, 583934), (888, 552370), (910, 539016), (962, 509880), (1036, 473460), (1040, 471639), (1092, 449180), (1110, 441896), (1214, 404040), (1295, 378768), (1365, 359344), (1443, 339920), (1456, 336885), (1480, 331422), (1554, 315640), (1560, 314426), (1680, 291967), (1776, 276185), (1820, 269508), (1821, 269360), (1924, 254940), (2072, 236730), (2184, 224590), (2220, 220948), (2405, 203952), (2428, 202020), (2590, 189384), (2730, 179672), (2886, 169960), (2960, 165711), (3035, 161616), (3108, 157820), (3120, 157213), (3367, 145680), (3640, 134754), (3642, 134680), (3848, 127470), (3885, 126256), (4144, 118365), (4249, 115440), (4368, 112295), (4440, 110474), (4810, 101976), (4856, 101010), (5180, 94692), (5460, 89836), (5772, 84980), (6070, 80808), (6216, 78910), (6734, 72840), (7215, 67984), (7280, 67377), (7284, 67340), (7696, 63735), (7770, 63128), (7891, 62160), (8498, 57720), (8880, 55237), (9105, 53872), (9620, 50988), (9712, 50505), (10101, 48560), (10360, 47346), (10920, 44918), (11544, 42490), (12140, 40404), (12432, 39455), (12747, 38480), (13468, 36420), (14430, 33992), (14568, 33670), (15540, 31564), (15782, 31080), (16835, 29136), (16996, 28860), (18210, 26936), (19240, 25494), (20202, 24280), (20720, 23673), (21245, 23088), (21840, 22459)]