204558320

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1039}}^1$

素因数の和:1182

約数の個数: 80

約数和(自身を含む): 501396480

約数和(自身を除く): 296838160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 107, 115, 184, 214, 230, 368, 428, 460, 535, 856, 920, 1039, 1070, 1712, 1840, 2078, 2140, 2461, 4156, 4280, 4922, 5195, 8312, 8560, 9844, 10390, 12305, 16624, 19688, 20780, 23897, 24610, 39376, 41560, 47794, 49220, 83120, 95588, 98440, 111173, 119485, 191176, 196880, 222346, 238970, 382352, 444692, 477940, 555865, 889384, 955880, 1111730, 1778768, 1911760, 2223460, 2556979, 4446920, 5113958, 8893840, 10227916, 12784895, 20455832, 25569790, 40911664, 51139580, 102279160, 204558320]

約数ペア:

[(1, 204558320), (2, 102279160), (4, 51139580), (5, 40911664), (8, 25569790), (10, 20455832), (16, 12784895), (20, 10227916), (23, 8893840), (40, 5113958), (46, 4446920), (80, 2556979), (92, 2223460), (107, 1911760), (115, 1778768), (184, 1111730), (214, 955880), (230, 889384), (368, 555865), (428, 477940), (460, 444692), (535, 382352), (856, 238970), (920, 222346), (1039, 196880), (1070, 191176), (1712, 119485), (1840, 111173), (2078, 98440), (2140, 95588), (2461, 83120), (4156, 49220), (4280, 47794), (4922, 41560), (5195, 39376), (8312, 24610), (8560, 23897), (9844, 20780), (10390, 19688), (12305, 16624)]