2880540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1231}}^1$

素因数の和:1259

約数の個数: 72

約数和(自身を含む): 9417408

約数和(自身を除く): 6536868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 1231, 2340, 2462, 3693, 4924, 6155, 7386, 11079, 12310, 14772, 16003, 18465, 22158, 24620, 32006, 36930, 44316, 48009, 55395, 64012, 73860, 80015, 96018, 110790, 144027, 160030, 192036, 221580, 240045, 288054, 320060, 480090, 576108, 720135, 960180, 1440270, 2880540]

約数ペア:

[(1, 2880540), (2, 1440270), (3, 960180), (4, 720135), (5, 576108), (6, 480090), (9, 320060), (10, 288054), (12, 240045), (13, 221580), (15, 192036), (18, 160030), (20, 144027), (26, 110790), (30, 96018), (36, 80015), (39, 73860), (45, 64012), (52, 55395), (60, 48009), (65, 44316), (78, 36930), (90, 32006), (117, 24620), (130, 22158), (156, 18465), (180, 16003), (195, 14772), (234, 12310), (260, 11079), (390, 7386), (468, 6155), (585, 4924), (780, 3693), (1170, 2462), (1231, 2340)]