76638320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1193}}^1$

素因数の和:1290

約数の個数: 80

約数和(自身を含む): 197210592

約数和(自身を除く): 120572272

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 73, 80, 88, 110, 146, 176, 220, 292, 365, 440, 584, 730, 803, 880, 1168, 1193, 1460, 1606, 2386, 2920, 3212, 4015, 4772, 5840, 5965, 6424, 8030, 9544, 11930, 12848, 13123, 16060, 19088, 23860, 26246, 32120, 47720, 52492, 64240, 65615, 87089, 95440, 104984, 131230, 174178, 209968, 262460, 348356, 435445, 524920, 696712, 870890, 957979, 1049840, 1393424, 1741780, 1915958, 3483560, 3831916, 4789895, 6967120, 7663832, 9579790, 15327664, 19159580, 38319160, 76638320]

約数ペア:

[(1, 76638320), (2, 38319160), (4, 19159580), (5, 15327664), (8, 9579790), (10, 7663832), (11, 6967120), (16, 4789895), (20, 3831916), (22, 3483560), (40, 1915958), (44, 1741780), (55, 1393424), (73, 1049840), (80, 957979), (88, 870890), (110, 696712), (146, 524920), (176, 435445), (220, 348356), (292, 262460), (365, 209968), (440, 174178), (584, 131230), (730, 104984), (803, 95440), (880, 87089), (1168, 65615), (1193, 64240), (1460, 52492), (1606, 47720), (2386, 32120), (2920, 26246), (3212, 23860), (4015, 19088), (4772, 16060), (5840, 13123), (5965, 12848), (6424, 11930), (8030, 9544)]