208756680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{947}}^1$

素因数の和:1139

約数の個数: 128

約数和(自身を含む): 688020480

約数和(自身を除く): 479263800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 167, 220, 264, 330, 334, 440, 501, 660, 668, 835, 947, 1002, 1320, 1336, 1670, 1837, 1894, 2004, 2505, 2841, 3340, 3674, 3788, 4008, 4735, 5010, 5511, 5682, 6680, 7348, 7576, 9185, 9470, 10020, 10417, 11022, 11364, 14205, 14696, 18370, 18940, 20040, 20834, 22044, 22728, 27555, 28410, 31251, 36740, 37880, 41668, 44088, 52085, 55110, 56820, 62502, 73480, 83336, 104170, 110220, 113640, 125004, 156255, 158149, 208340, 220440, 250008, 312510, 316298, 416680, 474447, 625020, 632596, 790745, 948894, 1250040, 1265192, 1581490, 1739639, 1897788, 2372235, 3162980, 3479278, 3795576, 4744470, 5218917, 6325960, 6958556, 8698195, 9488940, 10437834, 13917112, 17396390, 18977880, 20875668, 26094585, 34792780, 41751336, 52189170, 69585560, 104378340, 208756680]

約数ペア:

[(1, 208756680), (2, 104378340), (3, 69585560), (4, 52189170), (5, 41751336), (6, 34792780), (8, 26094585), (10, 20875668), (11, 18977880), (12, 17396390), (15, 13917112), (20, 10437834), (22, 9488940), (24, 8698195), (30, 6958556), (33, 6325960), (40, 5218917), (44, 4744470), (55, 3795576), (60, 3479278), (66, 3162980), (88, 2372235), (110, 1897788), (120, 1739639), (132, 1581490), (165, 1265192), (167, 1250040), (220, 948894), (264, 790745), (330, 632596), (334, 625020), (440, 474447), (501, 416680), (660, 316298), (668, 312510), (835, 250008), (947, 220440), (1002, 208340), (1320, 158149), (1336, 156255), (1670, 125004), (1837, 113640), (1894, 110220), (2004, 104170), (2505, 83336), (2841, 73480), (3340, 62502), (3674, 56820), (3788, 55110), (4008, 52085), (4735, 44088), (5010, 41668), (5511, 37880), (5682, 36740), (6680, 31251), (7348, 28410), (7576, 27555), (9185, 22728), (9470, 22044), (10020, 20834), (10417, 20040), (11022, 18940), (11364, 18370), (14205, 14696)]