118912220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1709}}^1$

素因数の和:1803

約数の個数: 72

約数和(自身を含む): 294749280

約数和(自身を除く): 175837060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 71, 98, 140, 142, 196, 245, 284, 355, 490, 497, 710, 980, 994, 1420, 1709, 1988, 2485, 3418, 3479, 4970, 6836, 6958, 8545, 9940, 11963, 13916, 17090, 17395, 23926, 34180, 34790, 47852, 59815, 69580, 83741, 119630, 121339, 167482, 239260, 242678, 334964, 418705, 485356, 606695, 837410, 849373, 1213390, 1674820, 1698746, 2426780, 3397492, 4246865, 5945611, 8493730, 11891222, 16987460, 23782444, 29728055, 59456110, 118912220]

約数ペア:

[(1, 118912220), (2, 59456110), (4, 29728055), (5, 23782444), (7, 16987460), (10, 11891222), (14, 8493730), (20, 5945611), (28, 4246865), (35, 3397492), (49, 2426780), (70, 1698746), (71, 1674820), (98, 1213390), (140, 849373), (142, 837410), (196, 606695), (245, 485356), (284, 418705), (355, 334964), (490, 242678), (497, 239260), (710, 167482), (980, 121339), (994, 119630), (1420, 83741), (1709, 69580), (1988, 59815), (2485, 47852), (3418, 34790), (3479, 34180), (4970, 23926), (6836, 17395), (6958, 17090), (8545, 13916), (9940, 11963)]