1180491728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1483}}^1$

素因数の和:1636

約数の個数: 80

約数和(自身を含む): 2550461760

約数和(自身を除く): 1369970032

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 89, 104, 172, 178, 208, 344, 356, 559, 688, 712, 1118, 1157, 1424, 1483, 2236, 2314, 2966, 3827, 4472, 4628, 5932, 7654, 8944, 9256, 11864, 15308, 18512, 19279, 23728, 30616, 38558, 49751, 61232, 63769, 77116, 99502, 127538, 131987, 154232, 199004, 255076, 263974, 308464, 398008, 510152, 527948, 796016, 828997, 1020304, 1055896, 1657994, 1715831, 2111792, 3315988, 3431662, 5675441, 6631976, 6863324, 11350882, 13263952, 13726648, 22701764, 27453296, 45403528, 73780733, 90807056, 147561466, 295122932, 590245864, 1180491728]

約数ペア:

[(1, 1180491728), (2, 590245864), (4, 295122932), (8, 147561466), (13, 90807056), (16, 73780733), (26, 45403528), (43, 27453296), (52, 22701764), (86, 13726648), (89, 13263952), (104, 11350882), (172, 6863324), (178, 6631976), (208, 5675441), (344, 3431662), (356, 3315988), (559, 2111792), (688, 1715831), (712, 1657994), (1118, 1055896), (1157, 1020304), (1424, 828997), (1483, 796016), (2236, 527948), (2314, 510152), (2966, 398008), (3827, 308464), (4472, 263974), (4628, 255076), (5932, 199004), (7654, 154232), (8944, 131987), (9256, 127538), (11864, 99502), (15308, 77116), (18512, 63769), (19279, 61232), (23728, 49751), (30616, 38558)]