210951664

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:495

約数の個数: 120

約数和(自身を含む): 528488496

約数和(自身を除く): 317536832

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 61, 77, 88, 98, 112, 122, 154, 176, 196, 244, 308, 392, 401, 427, 488, 539, 616, 671, 784, 802, 854, 976, 1078, 1232, 1342, 1604, 1708, 2156, 2684, 2807, 2989, 3208, 3416, 4312, 4411, 4697, 5368, 5614, 5978, 6416, 6832, 8624, 8822, 9394, 10736, 11228, 11956, 17644, 18788, 19649, 22456, 23912, 24461, 30877, 32879, 35288, 37576, 39298, 44912, 47824, 48922, 61754, 65758, 70576, 75152, 78596, 97844, 123508, 131516, 157192, 171227, 195688, 216139, 247016, 263032, 269071, 314384, 342454, 391376, 432278, 494032, 526064, 538142, 684908, 864556, 1076284, 1198589, 1369816, 1729112, 1883497, 2152568, 2397178, 2739632, 3458224, 3766994, 4305136, 4794356, 7533988, 9588712, 13184479, 15067976, 19177424, 26368958, 30135952, 52737916, 105475832, 210951664]

約数ペア:

[(1, 210951664), (2, 105475832), (4, 52737916), (7, 30135952), (8, 26368958), (11, 19177424), (14, 15067976), (16, 13184479), (22, 9588712), (28, 7533988), (44, 4794356), (49, 4305136), (56, 3766994), (61, 3458224), (77, 2739632), (88, 2397178), (98, 2152568), (112, 1883497), (122, 1729112), (154, 1369816), (176, 1198589), (196, 1076284), (244, 864556), (308, 684908), (392, 538142), (401, 526064), (427, 494032), (488, 432278), (539, 391376), (616, 342454), (671, 314384), (784, 269071), (802, 263032), (854, 247016), (976, 216139), (1078, 195688), (1232, 171227), (1342, 157192), (1604, 131516), (1708, 123508), (2156, 97844), (2684, 78596), (2807, 75152), (2989, 70576), (3208, 65758), (3416, 61754), (4312, 48922), (4411, 47824), (4697, 44912), (5368, 39298), (5614, 37576), (5978, 35288), (6416, 32879), (6832, 30877), (8624, 24461), (8822, 23912), (9394, 22456), (10736, 19649), (11228, 18788), (11956, 17644)]