245694080

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5407}}^1$

素因数の和:5497

約数の個数: 64

約数和(自身を含む): 595745280

約数和(自身を除く): 350051200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 568, 640, 710, 1136, 1420, 2272, 2840, 4544, 5407, 5680, 9088, 10814, 11360, 21628, 22720, 27035, 43256, 45440, 54070, 86512, 108140, 173024, 216280, 346048, 383897, 432560, 692096, 767794, 865120, 1535588, 1730240, 1919485, 3071176, 3460480, 3838970, 6142352, 7677940, 12284704, 15355880, 24569408, 30711760, 49138816, 61423520, 122847040, 245694080]

約数ペア:

[(1, 245694080), (2, 122847040), (4, 61423520), (5, 49138816), (8, 30711760), (10, 24569408), (16, 15355880), (20, 12284704), (32, 7677940), (40, 6142352), (64, 3838970), (71, 3460480), (80, 3071176), (128, 1919485), (142, 1730240), (160, 1535588), (284, 865120), (320, 767794), (355, 692096), (568, 432560), (640, 383897), (710, 346048), (1136, 216280), (1420, 173024), (2272, 108140), (2840, 86512), (4544, 54070), (5407, 45440), (5680, 43256), (9088, 27035), (10814, 22720), (11360, 21628)]