290807040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{75731}}^1$

素因数の和:75755

約数の個数: 72

約数和(自身を含む): 928777248

約数和(自身を除く): 637970208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 75731, 151462, 227193, 302924, 378655, 454386, 605848, 757310, 908772, 1135965, 1211696, 1514620, 1817544, 2271930, 2423392, 3029240, 3635088, 4543860, 4846784, 6058480, 7270176, 9087720, 9693568, 12116960, 14540352, 18175440, 19387136, 24233920, 29080704, 36350880, 48467840, 58161408, 72701760, 96935680, 145403520, 290807040]

約数ペア:

[(1, 290807040), (2, 145403520), (3, 96935680), (4, 72701760), (5, 58161408), (6, 48467840), (8, 36350880), (10, 29080704), (12, 24233920), (15, 19387136), (16, 18175440), (20, 14540352), (24, 12116960), (30, 9693568), (32, 9087720), (40, 7270176), (48, 6058480), (60, 4846784), (64, 4543860), (80, 3635088), (96, 3029240), (120, 2423392), (128, 2271930), (160, 1817544), (192, 1514620), (240, 1211696), (256, 1135965), (320, 908772), (384, 757310), (480, 605848), (640, 454386), (768, 378655), (960, 302924), (1280, 227193), (1920, 151462), (3840, 75731)]