1284907680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6709}}^1$

素因数の和:6756

約数の個数: 288

約数和(自身を含む): 5275670400

約数和(自身を除く): 3990762720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 96, 105, 112, 114, 120, 126, 133, 140, 144, 152, 160, 168, 171, 180, 190, 210, 224, 228, 240, 252, 266, 280, 285, 288, 304, 315, 336, 342, 360, 380, 399, 420, 456, 480, 504, 532, 560, 570, 608, 630, 665, 672, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1120, 1140, 1197, 1260, 1330, 1368, 1440, 1520, 1596, 1680, 1710, 1824, 1995, 2016, 2128, 2280, 2394, 2520, 2660, 2736, 3040, 3192, 3360, 3420, 3990, 4256, 4560, 4788, 5040, 5320, 5472, 5985, 6384, 6709, 6840, 7980, 9120, 9576, 10080, 10640, 11970, 12768, 13418, 13680, 15960, 19152, 20127, 21280, 23940, 26836, 27360, 31920, 33545, 38304, 40254, 46963, 47880, 53672, 60381, 63840, 67090, 80508, 93926, 95760, 100635, 107344, 120762, 127471, 134180, 140889, 161016, 187852, 191520, 201270, 214688, 234815, 241524, 254942, 268360, 281778, 301905, 322032, 375704, 382413, 402540, 422667, 469630, 483048, 509884, 536720, 563556, 603810, 637355, 644064, 704445, 751408, 764826, 805080, 845334, 892297, 939260, 966096, 1019768, 1073440, 1127112, 1147239, 1207620, 1274710, 1408890, 1502816, 1529652, 1610160, 1690668, 1784594, 1878520, 1912065, 1932192, 2039536, 2113335, 2254224, 2294478, 2415240, 2549420, 2676891, 2817780, 3059304, 3220320, 3381336, 3569188, 3757040, 3824130, 4079072, 4226670, 4461485, 4508448, 4588956, 4830480, 5098840, 5353782, 5635560, 5736195, 6118608, 6762672, 7138376, 7514080, 7648260, 8030673, 8453340, 8922970, 9177912, 9660960, 10197680, 10707564, 11271120, 11472390, 12237216, 13384455, 13525344, 14276752, 15296520, 16061346, 16906680, 17845940, 18355824, 20395360, 21415128, 22542240, 22944780, 26768910, 28553504, 30593040, 32122692, 33813360, 35691880, 36711648, 40153365, 42830256, 45889560, 53537820, 61186080, 64245384, 67626720, 71383760, 80306730, 85660512, 91779120, 107075640, 128490768, 142767520, 160613460, 183558240, 214151280, 256981536, 321226920, 428302560, 642453840, 1284907680]

約数ペア:

[(1, 1284907680), (2, 642453840), (3, 428302560), (4, 321226920), (5, 256981536), (6, 214151280), (7, 183558240), (8, 160613460), (9, 142767520), (10, 128490768), (12, 107075640), (14, 91779120), (15, 85660512), (16, 80306730), (18, 71383760), (19, 67626720), (20, 64245384), (21, 61186080), (24, 53537820), (28, 45889560), (30, 42830256), (32, 40153365), (35, 36711648), (36, 35691880), (38, 33813360), (40, 32122692), (42, 30593040), (45, 28553504), (48, 26768910), (56, 22944780), (57, 22542240), (60, 21415128), (63, 20395360), (70, 18355824), (72, 17845940), (76, 16906680), (80, 16061346), (84, 15296520), (90, 14276752), (95, 13525344), (96, 13384455), (105, 12237216), (112, 11472390), (114, 11271120), (120, 10707564), (126, 10197680), (133, 9660960), (140, 9177912), (144, 8922970), (152, 8453340), (160, 8030673), (168, 7648260), (171, 7514080), (180, 7138376), (190, 6762672), (210, 6118608), (224, 5736195), (228, 5635560), (240, 5353782), (252, 5098840), (266, 4830480), (280, 4588956), (285, 4508448), (288, 4461485), (304, 4226670), (315, 4079072), (336, 3824130), (342, 3757040), (360, 3569188), (380, 3381336), (399, 3220320), (420, 3059304), (456, 2817780), (480, 2676891), (504, 2549420), (532, 2415240), (560, 2294478), (570, 2254224), (608, 2113335), (630, 2039536), (665, 1932192), (672, 1912065), (684, 1878520), (720, 1784594), (760, 1690668), (798, 1610160), (840, 1529652), (855, 1502816), (912, 1408890), (1008, 1274710), (1064, 1207620), (1120, 1147239), (1140, 1127112), (1197, 1073440), (1260, 1019768), (1330, 966096), (1368, 939260), (1440, 892297), (1520, 845334), (1596, 805080), (1680, 764826), (1710, 751408), (1824, 704445), (1995, 644064), (2016, 637355), (2128, 603810), (2280, 563556), (2394, 536720), (2520, 509884), (2660, 483048), (2736, 469630), (3040, 422667), (3192, 402540), (3360, 382413), (3420, 375704), (3990, 322032), (4256, 301905), (4560, 281778), (4788, 268360), (5040, 254942), (5320, 241524), (5472, 234815), (5985, 214688), (6384, 201270), (6709, 191520), (6840, 187852), (7980, 161016), (9120, 140889), (9576, 134180), (10080, 127471), (10640, 120762), (11970, 107344), (12768, 100635), (13418, 95760), (13680, 93926), (15960, 80508), (19152, 67090), (20127, 63840), (21280, 60381), (23940, 53672), (26836, 47880), (27360, 46963), (31920, 40254), (33545, 38304)]