120974140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 318880800

約数和(自身を除く): 197906660

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 73, 76, 89, 95, 98, 133, 140, 146, 178, 190, 196, 245, 266, 292, 356, 365, 380, 445, 490, 511, 532, 623, 665, 730, 890, 931, 980, 1022, 1246, 1330, 1387, 1460, 1691, 1780, 1862, 2044, 2492, 2555, 2660, 2774, 3115, 3382, 3577, 3724, 4361, 4655, 5110, 5548, 6230, 6497, 6764, 6935, 7154, 8455, 8722, 9310, 9709, 10220, 11837, 12460, 12994, 13870, 14308, 16910, 17444, 17885, 18620, 19418, 21805, 23674, 25988, 27740, 32485, 33820, 35770, 38836, 43610, 45479, 47348, 48545, 59185, 64970, 67963, 71540, 82859, 87220, 90958, 97090, 118370, 123443, 129940, 135926, 165718, 181916, 194180, 227395, 236740, 246886, 271852, 318353, 331436, 339815, 414295, 454790, 493772, 617215, 636706, 679630, 828590, 864101, 909580, 1234430, 1273412, 1359260, 1591765, 1657180, 1728202, 2468860, 3183530, 3456404, 4320505, 6048707, 6367060, 8641010, 12097414, 17282020, 24194828, 30243535, 60487070, 120974140]

約数ペア:

[(1, 120974140), (2, 60487070), (4, 30243535), (5, 24194828), (7, 17282020), (10, 12097414), (14, 8641010), (19, 6367060), (20, 6048707), (28, 4320505), (35, 3456404), (38, 3183530), (49, 2468860), (70, 1728202), (73, 1657180), (76, 1591765), (89, 1359260), (95, 1273412), (98, 1234430), (133, 909580), (140, 864101), (146, 828590), (178, 679630), (190, 636706), (196, 617215), (245, 493772), (266, 454790), (292, 414295), (356, 339815), (365, 331436), (380, 318353), (445, 271852), (490, 246886), (511, 236740), (532, 227395), (623, 194180), (665, 181916), (730, 165718), (890, 135926), (931, 129940), (980, 123443), (1022, 118370), (1246, 97090), (1330, 90958), (1387, 87220), (1460, 82859), (1691, 71540), (1780, 67963), (1862, 64970), (2044, 59185), (2492, 48545), (2555, 47348), (2660, 45479), (2774, 43610), (3115, 38836), (3382, 35770), (3577, 33820), (3724, 32485), (4361, 27740), (4655, 25988), (5110, 23674), (5548, 21805), (6230, 19418), (6497, 18620), (6764, 17885), (6935, 17444), (7154, 16910), (8455, 14308), (8722, 13870), (9310, 12994), (9709, 12460), (10220, 11837)]