128011680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{88897}}^1$

素因数の和:88918

約数の個数: 72

約数和(自身を含む): 436844772

約数和(自身を除く): 308833092

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 88897, 177794, 266691, 355588, 444485, 533382, 711176, 800073, 888970, 1066764, 1333455, 1422352, 1600146, 1777940, 2133528, 2666910, 2844704, 3200292, 3555880, 4000365, 4267056, 5333820, 6400584, 7111760, 8000730, 8534112, 10667640, 12801168, 14223520, 16001460, 21335280, 25602336, 32002920, 42670560, 64005840, 128011680]

約数ペア:

[(1, 128011680), (2, 64005840), (3, 42670560), (4, 32002920), (5, 25602336), (6, 21335280), (8, 16001460), (9, 14223520), (10, 12801168), (12, 10667640), (15, 8534112), (16, 8000730), (18, 7111760), (20, 6400584), (24, 5333820), (30, 4267056), (32, 4000365), (36, 3555880), (40, 3200292), (45, 2844704), (48, 2666910), (60, 2133528), (72, 1777940), (80, 1600146), (90, 1422352), (96, 1333455), (120, 1066764), (144, 888970), (160, 800073), (180, 711176), (240, 533382), (288, 444485), (360, 355588), (480, 266691), (720, 177794), (1440, 88897)]