398985120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{277073}}^1$

素因数の和:277094

約数の個数: 72

約数和(自身を含む): 1361541636

約数和(自身を除く): 962556516

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, 277073, 554146, 831219, 1108292, 1385365, 1662438, 2216584, 2493657, 2770730, 3324876, 4156095, 4433168, 4987314, 5541460, 6649752, 8312190, 8866336, 9974628, 11082920, 12468285, 13299504, 16624380, 19949256, 22165840, 24936570, 26599008, 33248760, 39898512, 44331680, 49873140, 66497520, 79797024, 99746280, 132995040, 199492560, 398985120]

約数ペア:

[(1, 398985120), (2, 199492560), (3, 132995040), (4, 99746280), (5, 79797024), (6, 66497520), (8, 49873140), (9, 44331680), (10, 39898512), (12, 33248760), (15, 26599008), (16, 24936570), (18, 22165840), (20, 19949256), (24, 16624380), (30, 13299504), (32, 12468285), (36, 11082920), (40, 9974628), (45, 8866336), (48, 8312190), (60, 6649752), (72, 5541460), (80, 4987314), (90, 4433168), (96, 4156095), (120, 3324876), (144, 2770730), (160, 2493657), (180, 2216584), (240, 1662438), (288, 1385365), (360, 1108292), (480, 831219), (720, 554146), (1440, 277073)]