78679020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:200

約数の個数: 192

約数和(自身を含む): 265982976

約数和(自身を除く): 187303956

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 61, 70, 74, 83, 84, 105, 111, 122, 140, 148, 166, 183, 185, 210, 222, 244, 249, 259, 305, 332, 366, 370, 415, 420, 427, 444, 498, 518, 555, 581, 610, 732, 740, 777, 830, 854, 915, 996, 1036, 1110, 1162, 1220, 1245, 1281, 1295, 1554, 1660, 1708, 1743, 1830, 2135, 2220, 2257, 2324, 2490, 2562, 2590, 2905, 3071, 3108, 3486, 3660, 3885, 4270, 4514, 4980, 5063, 5124, 5180, 5810, 6142, 6405, 6771, 6972, 7770, 8540, 8715, 9028, 9213, 10126, 11285, 11620, 12284, 12810, 13542, 15189, 15355, 15540, 15799, 17430, 18426, 20252, 21497, 22570, 25315, 25620, 27084, 30378, 30710, 31598, 33855, 34860, 35441, 36852, 42994, 45140, 46065, 47397, 50630, 60756, 61420, 63196, 64491, 67710, 70882, 75945, 78995, 85988, 92130, 94794, 101260, 106323, 107485, 128982, 135420, 141764, 151890, 157990, 177205, 184260, 187331, 189588, 212646, 214970, 236985, 257964, 303780, 315980, 322455, 354410, 374662, 425292, 429940, 473970, 531615, 561993, 644910, 708820, 749324, 936655, 947940, 1063230, 1123986, 1289820, 1311317, 1873310, 2126460, 2247972, 2622634, 2809965, 3746620, 3933951, 5245268, 5619930, 6556585, 7867902, 11239860, 13113170, 15735804, 19669755, 26226340, 39339510, 78679020]

約数ペア:

[(1, 78679020), (2, 39339510), (3, 26226340), (4, 19669755), (5, 15735804), (6, 13113170), (7, 11239860), (10, 7867902), (12, 6556585), (14, 5619930), (15, 5245268), (20, 3933951), (21, 3746620), (28, 2809965), (30, 2622634), (35, 2247972), (37, 2126460), (42, 1873310), (60, 1311317), (61, 1289820), (70, 1123986), (74, 1063230), (83, 947940), (84, 936655), (105, 749324), (111, 708820), (122, 644910), (140, 561993), (148, 531615), (166, 473970), (183, 429940), (185, 425292), (210, 374662), (222, 354410), (244, 322455), (249, 315980), (259, 303780), (305, 257964), (332, 236985), (366, 214970), (370, 212646), (415, 189588), (420, 187331), (427, 184260), (444, 177205), (498, 157990), (518, 151890), (555, 141764), (581, 135420), (610, 128982), (732, 107485), (740, 106323), (777, 101260), (830, 94794), (854, 92130), (915, 85988), (996, 78995), (1036, 75945), (1110, 70882), (1162, 67710), (1220, 64491), (1245, 63196), (1281, 61420), (1295, 60756), (1554, 50630), (1660, 47397), (1708, 46065), (1743, 45140), (1830, 42994), (2135, 36852), (2220, 35441), (2257, 34860), (2324, 33855), (2490, 31598), (2562, 30710), (2590, 30378), (2905, 27084), (3071, 25620), (3108, 25315), (3486, 22570), (3660, 21497), (3885, 20252), (4270, 18426), (4514, 17430), (4980, 15799), (5063, 15540), (5124, 15355), (5180, 15189), (5810, 13542), (6142, 12810), (6405, 12284), (6771, 11620), (6972, 11285), (7770, 10126), (8540, 9213), (8715, 9028)]