161111520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2111}}^1$

素因数の和:2185

約数の個数: 144

約数和(自身を含む): 560431872

約数和(自身を除く): 399320352

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 72, 80, 90, 96, 106, 120, 144, 159, 160, 180, 212, 240, 265, 288, 318, 360, 424, 477, 480, 530, 636, 720, 795, 848, 954, 1060, 1272, 1440, 1590, 1696, 1908, 2111, 2120, 2385, 2544, 3180, 3816, 4222, 4240, 4770, 5088, 6333, 6360, 7632, 8444, 8480, 9540, 10555, 12666, 12720, 15264, 16888, 18999, 19080, 21110, 25332, 25440, 31665, 33776, 37998, 38160, 42220, 50664, 63330, 67552, 75996, 76320, 84440, 94995, 101328, 111883, 126660, 151992, 168880, 189990, 202656, 223766, 253320, 303984, 335649, 337760, 379980, 447532, 506640, 559415, 607968, 671298, 759960, 895064, 1006947, 1013280, 1118830, 1342596, 1519920, 1678245, 1790128, 2013894, 2237660, 2685192, 3039840, 3356490, 3580256, 4027788, 4475320, 5034735, 5370384, 6712980, 8055576, 8950640, 10069470, 10740768, 13425960, 16111152, 17901280, 20138940, 26851920, 32222304, 40277880, 53703840, 80555760, 161111520]

約数ペア:

[(1, 161111520), (2, 80555760), (3, 53703840), (4, 40277880), (5, 32222304), (6, 26851920), (8, 20138940), (9, 17901280), (10, 16111152), (12, 13425960), (15, 10740768), (16, 10069470), (18, 8950640), (20, 8055576), (24, 6712980), (30, 5370384), (32, 5034735), (36, 4475320), (40, 4027788), (45, 3580256), (48, 3356490), (53, 3039840), (60, 2685192), (72, 2237660), (80, 2013894), (90, 1790128), (96, 1678245), (106, 1519920), (120, 1342596), (144, 1118830), (159, 1013280), (160, 1006947), (180, 895064), (212, 759960), (240, 671298), (265, 607968), (288, 559415), (318, 506640), (360, 447532), (424, 379980), (477, 337760), (480, 335649), (530, 303984), (636, 253320), (720, 223766), (795, 202656), (848, 189990), (954, 168880), (1060, 151992), (1272, 126660), (1440, 111883), (1590, 101328), (1696, 94995), (1908, 84440), (2111, 76320), (2120, 75996), (2385, 67552), (2544, 63330), (3180, 50664), (3816, 42220), (4222, 38160), (4240, 37998), (4770, 33776), (5088, 31665), (6333, 25440), (6360, 25332), (7632, 21110), (8444, 19080), (8480, 18999), (9540, 16888), (10555, 15264), (12666, 12720)]