342820480

素因数分解:

$2^7\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1193}}^1$

素因数の和:1661

約数の個数: 64

約数和(自身を含む): 822069000

約数和(自身を除く): 479248520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 449, 640, 898, 1193, 1796, 2245, 2386, 3592, 4490, 4772, 5965, 7184, 8980, 9544, 11930, 14368, 17960, 19088, 23860, 28736, 35920, 38176, 47720, 57472, 71840, 76352, 95440, 143680, 152704, 190880, 287360, 381760, 535657, 763520, 1071314, 2142628, 2678285, 4285256, 5356570, 8570512, 10713140, 17141024, 21426280, 34282048, 42852560, 68564096, 85705120, 171410240, 342820480]

約数ペア:

[(1, 342820480), (2, 171410240), (4, 85705120), (5, 68564096), (8, 42852560), (10, 34282048), (16, 21426280), (20, 17141024), (32, 10713140), (40, 8570512), (64, 5356570), (80, 4285256), (128, 2678285), (160, 2142628), (320, 1071314), (449, 763520), (640, 535657), (898, 381760), (1193, 287360), (1796, 190880), (2245, 152704), (2386, 143680), (3592, 95440), (4490, 76352), (4772, 71840), (5965, 57472), (7184, 47720), (8980, 38176), (9544, 35920), (11930, 28736), (14368, 23860), (17960, 19088)]