283937680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8807}}^1$

素因数の和:8864

約数の個数: 80

約数和(自身を含む): 733953024

約数和(自身を除く): 450015344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 8060, 8807, 16120, 17614, 32240, 35228, 44035, 70456, 88070, 114491, 140912, 176140, 228982, 273017, 352280, 457964, 546034, 572455, 704560, 915928, 1092068, 1144910, 1365085, 1831856, 2184136, 2289820, 2730170, 3549221, 4368272, 4579640, 5460340, 7098442, 9159280, 10920680, 14196884, 17746105, 21841360, 28393768, 35492210, 56787536, 70984420, 141968840, 283937680]

約数ペア:

[(1, 283937680), (2, 141968840), (4, 70984420), (5, 56787536), (8, 35492210), (10, 28393768), (13, 21841360), (16, 17746105), (20, 14196884), (26, 10920680), (31, 9159280), (40, 7098442), (52, 5460340), (62, 4579640), (65, 4368272), (80, 3549221), (104, 2730170), (124, 2289820), (130, 2184136), (155, 1831856), (208, 1365085), (248, 1144910), (260, 1092068), (310, 915928), (403, 704560), (496, 572455), (520, 546034), (620, 457964), (806, 352280), (1040, 273017), (1240, 228982), (1612, 176140), (2015, 140912), (2480, 114491), (3224, 88070), (4030, 70456), (6448, 44035), (8060, 35228), (8807, 32240), (16120, 17614)]