49041720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1$

素因数の和:539

約数の個数: 256

約数和(自身を含む): 201600000

約数和(自身を除く): 152558280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 108, 117, 120, 126, 130, 135, 140, 156, 168, 180, 182, 189, 195, 210, 216, 234, 252, 260, 270, 273, 280, 312, 315, 351, 360, 364, 378, 390, 420, 455, 468, 499, 504, 520, 540, 546, 585, 630, 702, 728, 756, 780, 819, 840, 910, 936, 945, 998, 1080, 1092, 1170, 1260, 1365, 1404, 1497, 1512, 1560, 1638, 1755, 1820, 1890, 1996, 2184, 2340, 2457, 2495, 2520, 2730, 2808, 2994, 3276, 3493, 3510, 3640, 3780, 3992, 4095, 4491, 4680, 4914, 4990, 5460, 5988, 6487, 6552, 6986, 7020, 7485, 7560, 8190, 8982, 9828, 9980, 10479, 10920, 11976, 12285, 12974, 13473, 13972, 14040, 14970, 16380, 17465, 17964, 19461, 19656, 19960, 20958, 22455, 24570, 25948, 26946, 27944, 29940, 31437, 32435, 32760, 34930, 35928, 38922, 41916, 44910, 45409, 49140, 51896, 52395, 53892, 58383, 59880, 62874, 64870, 67365, 69860, 77844, 83832, 89820, 90818, 94311, 97305, 98280, 104790, 107784, 116766, 125748, 129740, 134730, 136227, 139720, 155688, 157185, 175149, 179640, 181636, 188622, 194610, 209580, 227045, 233532, 251496, 259480, 269460, 272454, 291915, 314370, 350298, 363272, 377244, 389220, 408681, 419160, 454090, 467064, 471555, 538920, 544908, 583830, 628740, 681135, 700596, 754488, 778440, 817362, 875745, 908180, 943110, 1089816, 1167660, 1226043, 1257480, 1362270, 1401192, 1634724, 1751490, 1816360, 1886220, 2043405, 2335320, 2452086, 2724540, 3269448, 3502980, 3772440, 4086810, 4904172, 5449080, 6130215, 7005960, 8173620, 9808344, 12260430, 16347240, 24520860, 49041720]

約数ペア:

[(1, 49041720), (2, 24520860), (3, 16347240), (4, 12260430), (5, 9808344), (6, 8173620), (7, 7005960), (8, 6130215), (9, 5449080), (10, 4904172), (12, 4086810), (13, 3772440), (14, 3502980), (15, 3269448), (18, 2724540), (20, 2452086), (21, 2335320), (24, 2043405), (26, 1886220), (27, 1816360), (28, 1751490), (30, 1634724), (35, 1401192), (36, 1362270), (39, 1257480), (40, 1226043), (42, 1167660), (45, 1089816), (52, 943110), (54, 908180), (56, 875745), (60, 817362), (63, 778440), (65, 754488), (70, 700596), (72, 681135), (78, 628740), (84, 583830), (90, 544908), (91, 538920), (104, 471555), (105, 467064), (108, 454090), (117, 419160), (120, 408681), (126, 389220), (130, 377244), (135, 363272), (140, 350298), (156, 314370), (168, 291915), (180, 272454), (182, 269460), (189, 259480), (195, 251496), (210, 233532), (216, 227045), (234, 209580), (252, 194610), (260, 188622), (270, 181636), (273, 179640), (280, 175149), (312, 157185), (315, 155688), (351, 139720), (360, 136227), (364, 134730), (378, 129740), (390, 125748), (420, 116766), (455, 107784), (468, 104790), (499, 98280), (504, 97305), (520, 94311), (540, 90818), (546, 89820), (585, 83832), (630, 77844), (702, 69860), (728, 67365), (756, 64870), (780, 62874), (819, 59880), (840, 58383), (910, 53892), (936, 52395), (945, 51896), (998, 49140), (1080, 45409), (1092, 44910), (1170, 41916), (1260, 38922), (1365, 35928), (1404, 34930), (1497, 32760), (1512, 32435), (1560, 31437), (1638, 29940), (1755, 27944), (1820, 26946), (1890, 25948), (1996, 24570), (2184, 22455), (2340, 20958), (2457, 19960), (2495, 19656), (2520, 19461), (2730, 17964), (2808, 17465), (2994, 16380), (3276, 14970), (3493, 14040), (3510, 13972), (3640, 13473), (3780, 12974), (3992, 12285), (4095, 11976), (4491, 10920), (4680, 10479), (4914, 9980), (4990, 9828), (5460, 8982), (5988, 8190), (6487, 7560), (6552, 7485), (6986, 7020)]