20784820392

素因数分解:

$2^3\times 3^2\times 7^3\times {\mathrm{557}}^1\times {\mathrm{1511}}^1$

素因数の和:2101

約数の個数: 192

約数和(自身を含む): 65808288000

約数和(自身を除く): 45023467608

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 343, 392, 441, 504, 557, 588, 686, 882, 1029, 1114, 1176, 1372, 1511, 1671, 1764, 2058, 2228, 2744, 3022, 3087, 3342, 3528, 3899, 4116, 4456, 4533, 5013, 6044, 6174, 6684, 7798, 8232, 9066, 10026, 10577, 11697, 12088, 12348, 13368, 13599, 15596, 18132, 20052, 21154, 23394, 24696, 27198, 27293, 31192, 31731, 35091, 36264, 40104, 42308, 46788, 54396, 54586, 63462, 70182, 74039, 81879, 84616, 93576, 95193, 108792, 109172, 126924, 140364, 148078, 163758, 190386, 191051, 218344, 222117, 245637, 253848, 280728, 296156, 327516, 380772, 382102, 444234, 491274, 518273, 573153, 592312, 655032, 666351, 761544, 764204, 841627, 888468, 982548, 1036546, 1146306, 1332702, 1528408, 1554819, 1683254, 1719459, 1776936, 1965096, 2073092, 2292612, 2524881, 2665404, 3109638, 3366508, 3438918, 4146184, 4585224, 4664457, 5049762, 5330808, 5891389, 6219276, 6733016, 6877836, 7574643, 9328914, 10099524, 11782778, 12438552, 13755672, 15149286, 17674167, 18657828, 20199048, 23565556, 30298572, 35348334, 37315656, 41239723, 47131112, 53022501, 60597144, 70696668, 82479446, 106045002, 123719169, 141393336, 164958892, 212090004, 247438338, 288678061, 329917784, 371157507, 424180008, 494876676, 577356122, 742315014, 866034183, 989753352, 1154712244, 1484630028, 1732068366, 2309424488, 2598102549, 2969260056, 3464136732, 5196205098, 6928273464, 10392410196, 20784820392]

約数ペア:

[(1, 20784820392), (2, 10392410196), (3, 6928273464), (4, 5196205098), (6, 3464136732), (7, 2969260056), (8, 2598102549), (9, 2309424488), (12, 1732068366), (14, 1484630028), (18, 1154712244), (21, 989753352), (24, 866034183), (28, 742315014), (36, 577356122), (42, 494876676), (49, 424180008), (56, 371157507), (63, 329917784), (72, 288678061), (84, 247438338), (98, 212090004), (126, 164958892), (147, 141393336), (168, 123719169), (196, 106045002), (252, 82479446), (294, 70696668), (343, 60597144), (392, 53022501), (441, 47131112), (504, 41239723), (557, 37315656), (588, 35348334), (686, 30298572), (882, 23565556), (1029, 20199048), (1114, 18657828), (1176, 17674167), (1372, 15149286), (1511, 13755672), (1671, 12438552), (1764, 11782778), (2058, 10099524), (2228, 9328914), (2744, 7574643), (3022, 6877836), (3087, 6733016), (3342, 6219276), (3528, 5891389), (3899, 5330808), (4116, 5049762), (4456, 4664457), (4533, 4585224), (5013, 4146184), (6044, 3438918), (6174, 3366508), (6684, 3109638), (7798, 2665404), (8232, 2524881), (9066, 2292612), (10026, 2073092), (10577, 1965096), (11697, 1776936), (12088, 1719459), (12348, 1683254), (13368, 1554819), (13599, 1528408), (15596, 1332702), (18132, 1146306), (20052, 1036546), (21154, 982548), (23394, 888468), (24696, 841627), (27198, 764204), (27293, 761544), (31192, 666351), (31731, 655032), (35091, 592312), (36264, 573153), (40104, 518273), (42308, 491274), (46788, 444234), (54396, 382102), (54586, 380772), (63462, 327516), (70182, 296156), (74039, 280728), (81879, 253848), (84616, 245637), (93576, 222117), (95193, 218344), (108792, 191051), (109172, 190386), (126924, 163758), (140364, 148078)]