57379980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{673}}^1$

素因数の和:728

約数の個数: 144

約数和(自身を含む): 193626720

約数和(自身を除く): 136246740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 49, 58, 60, 70, 84, 87, 98, 105, 116, 140, 145, 147, 174, 196, 203, 210, 245, 290, 294, 348, 406, 420, 435, 490, 580, 588, 609, 673, 735, 812, 870, 980, 1015, 1218, 1346, 1421, 1470, 1740, 2019, 2030, 2436, 2692, 2842, 2940, 3045, 3365, 4038, 4060, 4263, 4711, 5684, 6090, 6730, 7105, 8076, 8526, 9422, 10095, 12180, 13460, 14133, 14210, 17052, 18844, 19517, 20190, 21315, 23555, 28266, 28420, 32977, 39034, 40380, 42630, 47110, 56532, 58551, 65954, 70665, 78068, 85260, 94220, 97585, 98931, 117102, 131908, 136619, 141330, 164885, 195170, 197862, 234204, 273238, 282660, 292755, 329770, 390340, 395724, 409857, 494655, 546476, 585510, 659540, 683095, 819714, 956333, 989310, 1171020, 1366190, 1639428, 1912666, 1978620, 2049285, 2732380, 2868999, 3825332, 4098570, 4781665, 5737998, 8197140, 9563330, 11475996, 14344995, 19126660, 28689990, 57379980]

約数ペア:

[(1, 57379980), (2, 28689990), (3, 19126660), (4, 14344995), (5, 11475996), (6, 9563330), (7, 8197140), (10, 5737998), (12, 4781665), (14, 4098570), (15, 3825332), (20, 2868999), (21, 2732380), (28, 2049285), (29, 1978620), (30, 1912666), (35, 1639428), (42, 1366190), (49, 1171020), (58, 989310), (60, 956333), (70, 819714), (84, 683095), (87, 659540), (98, 585510), (105, 546476), (116, 494655), (140, 409857), (145, 395724), (147, 390340), (174, 329770), (196, 292755), (203, 282660), (210, 273238), (245, 234204), (290, 197862), (294, 195170), (348, 164885), (406, 141330), (420, 136619), (435, 131908), (490, 117102), (580, 98931), (588, 97585), (609, 94220), (673, 85260), (735, 78068), (812, 70665), (870, 65954), (980, 58551), (1015, 56532), (1218, 47110), (1346, 42630), (1421, 40380), (1470, 39034), (1740, 32977), (2019, 28420), (2030, 28266), (2436, 23555), (2692, 21315), (2842, 20190), (2940, 19517), (3045, 18844), (3365, 17052), (4038, 14210), (4060, 14133), (4263, 13460), (4711, 12180), (5684, 10095), (6090, 9422), (6730, 8526), (7105, 8076)]