129272480

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:502

約数の個数: 96

約数和(自身を含む): 320785920

約数和(自身を除く): 191513440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 67, 80, 124, 134, 155, 160, 248, 268, 310, 335, 389, 496, 536, 620, 670, 778, 992, 1072, 1240, 1340, 1556, 1945, 2077, 2144, 2480, 2680, 3112, 3890, 4154, 4960, 5360, 6224, 7780, 8308, 10385, 10720, 12059, 12448, 15560, 16616, 20770, 24118, 26063, 31120, 33232, 41540, 48236, 52126, 60295, 62240, 66464, 83080, 96472, 104252, 120590, 130315, 166160, 192944, 208504, 241180, 260630, 332320, 385888, 417008, 482360, 521260, 807953, 834016, 964720, 1042520, 1615906, 1929440, 2085040, 3231812, 4039765, 4170080, 6463624, 8079530, 12927248, 16159060, 25854496, 32318120, 64636240, 129272480]

約数ペア:

[(1, 129272480), (2, 64636240), (4, 32318120), (5, 25854496), (8, 16159060), (10, 12927248), (16, 8079530), (20, 6463624), (31, 4170080), (32, 4039765), (40, 3231812), (62, 2085040), (67, 1929440), (80, 1615906), (124, 1042520), (134, 964720), (155, 834016), (160, 807953), (248, 521260), (268, 482360), (310, 417008), (335, 385888), (389, 332320), (496, 260630), (536, 241180), (620, 208504), (670, 192944), (778, 166160), (992, 130315), (1072, 120590), (1240, 104252), (1340, 96472), (1556, 83080), (1945, 66464), (2077, 62240), (2144, 60295), (2480, 52126), (2680, 48236), (3112, 41540), (3890, 33232), (4154, 31120), (4960, 26063), (5360, 24118), (6224, 20770), (7780, 16616), (8308, 15560), (10385, 12448), (10720, 12059)]