1261055520

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{3517}}^1$

素因数の和:3624

約数の個数: 192

約数和(自身を含む): 4468141440

約数和(自身を除く): 3207085920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 83, 90, 96, 108, 120, 135, 144, 160, 166, 180, 216, 240, 249, 270, 288, 332, 360, 415, 432, 480, 498, 540, 664, 720, 747, 830, 864, 996, 1080, 1245, 1328, 1440, 1494, 1660, 1992, 2160, 2241, 2490, 2656, 2988, 3320, 3517, 3735, 3984, 4320, 4482, 4980, 5976, 6640, 7034, 7470, 7968, 8964, 9960, 10551, 11205, 11952, 13280, 14068, 14940, 17585, 17928, 19920, 21102, 22410, 23904, 28136, 29880, 31653, 35170, 35856, 39840, 42204, 44820, 52755, 56272, 59760, 63306, 70340, 71712, 84408, 89640, 94959, 105510, 112544, 119520, 126612, 140680, 158265, 168816, 179280, 189918, 211020, 253224, 281360, 291911, 316530, 337632, 358560, 379836, 422040, 474795, 506448, 562720, 583822, 633060, 759672, 844080, 875733, 949590, 1012896, 1167644, 1266120, 1459555, 1519344, 1688160, 1751466, 1899180, 2335288, 2532240, 2627199, 2919110, 3038688, 3502932, 3798360, 4378665, 4670576, 5064480, 5254398, 5838220, 7005864, 7596720, 7881597, 8757330, 9341152, 10508796, 11676440, 13135995, 14011728, 15193440, 15763194, 17514660, 21017592, 23352880, 26271990, 28023456, 31526388, 35029320, 39407985, 42035184, 46705760, 52543980, 63052776, 70058640, 78815970, 84070368, 105087960, 126105552, 140117280, 157631940, 210175920, 252211104, 315263880, 420351840, 630527760, 1261055520]

約数ペア:

[(1, 1261055520), (2, 630527760), (3, 420351840), (4, 315263880), (5, 252211104), (6, 210175920), (8, 157631940), (9, 140117280), (10, 126105552), (12, 105087960), (15, 84070368), (16, 78815970), (18, 70058640), (20, 63052776), (24, 52543980), (27, 46705760), (30, 42035184), (32, 39407985), (36, 35029320), (40, 31526388), (45, 28023456), (48, 26271990), (54, 23352880), (60, 21017592), (72, 17514660), (80, 15763194), (83, 15193440), (90, 14011728), (96, 13135995), (108, 11676440), (120, 10508796), (135, 9341152), (144, 8757330), (160, 7881597), (166, 7596720), (180, 7005864), (216, 5838220), (240, 5254398), (249, 5064480), (270, 4670576), (288, 4378665), (332, 3798360), (360, 3502932), (415, 3038688), (432, 2919110), (480, 2627199), (498, 2532240), (540, 2335288), (664, 1899180), (720, 1751466), (747, 1688160), (830, 1519344), (864, 1459555), (996, 1266120), (1080, 1167644), (1245, 1012896), (1328, 949590), (1440, 875733), (1494, 844080), (1660, 759672), (1992, 633060), (2160, 583822), (2241, 562720), (2490, 506448), (2656, 474795), (2988, 422040), (3320, 379836), (3517, 358560), (3735, 337632), (3984, 316530), (4320, 291911), (4482, 281360), (4980, 253224), (5976, 211020), (6640, 189918), (7034, 179280), (7470, 168816), (7968, 158265), (8964, 140680), (9960, 126612), (10551, 119520), (11205, 112544), (11952, 105510), (13280, 94959), (14068, 89640), (14940, 84408), (17585, 71712), (17928, 70340), (19920, 63306), (21102, 59760), (22410, 56272), (23904, 52755), (28136, 44820), (29880, 42204), (31653, 39840), (35170, 35856)]