212657256

素因数分解:

$2^3\times 3^2\times 7^3\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 192

約数和(自身を含む): 686400000

約数和(自身を除く): 473742744

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 79, 84, 98, 109, 126, 147, 158, 168, 196, 218, 237, 252, 294, 316, 327, 343, 392, 436, 441, 474, 504, 553, 588, 632, 654, 686, 711, 763, 872, 882, 948, 981, 1029, 1106, 1176, 1308, 1372, 1422, 1526, 1659, 1764, 1896, 1962, 2058, 2212, 2289, 2616, 2744, 2844, 3052, 3087, 3318, 3528, 3871, 3924, 4116, 4424, 4578, 4977, 5341, 5688, 6104, 6174, 6636, 6867, 7742, 7848, 8232, 8611, 9156, 9954, 10682, 11613, 12348, 13272, 13734, 15484, 16023, 17222, 18312, 19908, 21364, 23226, 24696, 25833, 27097, 27468, 30968, 32046, 34444, 34839, 37387, 39816, 42728, 46452, 48069, 51666, 54194, 54936, 60277, 64092, 68888, 69678, 74774, 77499, 81291, 92904, 96138, 103332, 108388, 112161, 120554, 128184, 139356, 149548, 154998, 162582, 180831, 192276, 206664, 216776, 224322, 241108, 243873, 278712, 299096, 309996, 325164, 336483, 361662, 384552, 421939, 448644, 482216, 487746, 542493, 619992, 650328, 672966, 723324, 843878, 897288, 975492, 1084986, 1265817, 1345932, 1446648, 1687756, 1950984, 2169972, 2531634, 2691864, 2953573, 3375512, 3797451, 4339944, 5063268, 5907146, 7594902, 8860719, 10126536, 11814292, 15189804, 17721438, 23628584, 26582157, 30379608, 35442876, 53164314, 70885752, 106328628, 212657256]

約数ペア:

[(1, 212657256), (2, 106328628), (3, 70885752), (4, 53164314), (6, 35442876), (7, 30379608), (8, 26582157), (9, 23628584), (12, 17721438), (14, 15189804), (18, 11814292), (21, 10126536), (24, 8860719), (28, 7594902), (36, 5907146), (42, 5063268), (49, 4339944), (56, 3797451), (63, 3375512), (72, 2953573), (79, 2691864), (84, 2531634), (98, 2169972), (109, 1950984), (126, 1687756), (147, 1446648), (158, 1345932), (168, 1265817), (196, 1084986), (218, 975492), (237, 897288), (252, 843878), (294, 723324), (316, 672966), (327, 650328), (343, 619992), (392, 542493), (436, 487746), (441, 482216), (474, 448644), (504, 421939), (553, 384552), (588, 361662), (632, 336483), (654, 325164), (686, 309996), (711, 299096), (763, 278712), (872, 243873), (882, 241108), (948, 224322), (981, 216776), (1029, 206664), (1106, 192276), (1176, 180831), (1308, 162582), (1372, 154998), (1422, 149548), (1526, 139356), (1659, 128184), (1764, 120554), (1896, 112161), (1962, 108388), (2058, 103332), (2212, 96138), (2289, 92904), (2616, 81291), (2744, 77499), (2844, 74774), (3052, 69678), (3087, 68888), (3318, 64092), (3528, 60277), (3871, 54936), (3924, 54194), (4116, 51666), (4424, 48069), (4578, 46452), (4977, 42728), (5341, 39816), (5688, 37387), (6104, 34839), (6174, 34444), (6636, 32046), (6867, 30968), (7742, 27468), (7848, 27097), (8232, 25833), (8611, 24696), (9156, 23226), (9954, 21364), (10682, 19908), (11613, 18312), (12348, 17222), (13272, 16023), (13734, 15484)]