211737720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{383}}^1$

素因数の和:685

約数の個数: 128

約数和(自身を含む): 676823040

約数和(自身を除く): 465085320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 271, 340, 383, 408, 510, 542, 680, 766, 813, 1020, 1084, 1149, 1355, 1532, 1626, 1915, 2040, 2168, 2298, 2710, 3064, 3252, 3830, 4065, 4596, 4607, 5420, 5745, 6504, 6511, 7660, 8130, 9192, 9214, 10840, 11490, 13022, 13821, 15320, 16260, 18428, 19533, 22980, 23035, 26044, 27642, 32520, 32555, 36856, 39066, 45960, 46070, 52088, 55284, 65110, 69105, 78132, 92140, 97665, 103793, 110568, 130220, 138210, 156264, 184280, 195330, 207586, 260440, 276420, 311379, 390660, 415172, 518965, 552840, 622758, 781320, 830344, 1037930, 1245516, 1556895, 1764481, 2075860, 2491032, 3113790, 3528962, 4151720, 5293443, 6227580, 7057924, 8822405, 10586886, 12455160, 14115848, 17644810, 21173772, 26467215, 35289620, 42347544, 52934430, 70579240, 105868860, 211737720]

約数ペア:

[(1, 211737720), (2, 105868860), (3, 70579240), (4, 52934430), (5, 42347544), (6, 35289620), (8, 26467215), (10, 21173772), (12, 17644810), (15, 14115848), (17, 12455160), (20, 10586886), (24, 8822405), (30, 7057924), (34, 6227580), (40, 5293443), (51, 4151720), (60, 3528962), (68, 3113790), (85, 2491032), (102, 2075860), (120, 1764481), (136, 1556895), (170, 1245516), (204, 1037930), (255, 830344), (271, 781320), (340, 622758), (383, 552840), (408, 518965), (510, 415172), (542, 390660), (680, 311379), (766, 276420), (813, 260440), (1020, 207586), (1084, 195330), (1149, 184280), (1355, 156264), (1532, 138210), (1626, 130220), (1915, 110568), (2040, 103793), (2168, 97665), (2298, 92140), (2710, 78132), (3064, 69105), (3252, 65110), (3830, 55284), (4065, 52088), (4596, 46070), (4607, 45960), (5420, 39066), (5745, 36856), (6504, 32555), (6511, 32520), (7660, 27642), (8130, 26044), (9192, 23035), (9214, 22980), (10840, 19533), (11490, 18428), (13022, 16260), (13821, 15320)]