3840720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1231}}^1$

素因数の和:1260

約数の個数: 80

約数和(自身を含む): 12832512

約数和(自身を除く): 8991792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1231, 1560, 2462, 3120, 3693, 4924, 6155, 7386, 9848, 12310, 14772, 16003, 18465, 19696, 24620, 29544, 32006, 36930, 48009, 49240, 59088, 64012, 73860, 80015, 96018, 98480, 128024, 147720, 160030, 192036, 240045, 256048, 295440, 320060, 384072, 480090, 640120, 768144, 960180, 1280240, 1920360, 3840720]

約数ペア:

[(1, 3840720), (2, 1920360), (3, 1280240), (4, 960180), (5, 768144), (6, 640120), (8, 480090), (10, 384072), (12, 320060), (13, 295440), (15, 256048), (16, 240045), (20, 192036), (24, 160030), (26, 147720), (30, 128024), (39, 98480), (40, 96018), (48, 80015), (52, 73860), (60, 64012), (65, 59088), (78, 49240), (80, 48009), (104, 36930), (120, 32006), (130, 29544), (156, 24620), (195, 19696), (208, 18465), (240, 16003), (260, 14772), (312, 12310), (390, 9848), (520, 7386), (624, 6155), (780, 4924), (1040, 3693), (1231, 3120), (1560, 2462)]