266459880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{863}}^1$

素因数の和:991

約数の個数: 128

約数和(自身を含む): 836075520

約数和(自身を除く): 569615640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 83, 93, 120, 124, 155, 166, 186, 248, 249, 310, 332, 372, 415, 465, 498, 620, 664, 744, 830, 863, 930, 996, 1240, 1245, 1660, 1726, 1860, 1992, 2490, 2573, 2589, 3320, 3452, 3720, 4315, 4980, 5146, 5178, 6904, 7719, 8630, 9960, 10292, 10356, 12865, 12945, 15438, 17260, 20584, 20712, 25730, 25890, 26753, 30876, 34520, 38595, 51460, 51780, 53506, 61752, 71629, 77190, 80259, 102920, 103560, 107012, 133765, 143258, 154380, 160518, 214024, 214887, 267530, 286516, 308760, 321036, 358145, 401295, 429774, 535060, 573032, 642072, 716290, 802590, 859548, 1070120, 1074435, 1432580, 1605180, 1719096, 2148870, 2220499, 2865160, 3210360, 4297740, 4440998, 6661497, 8595480, 8881996, 11102495, 13322994, 17763992, 22204990, 26645988, 33307485, 44409980, 53291976, 66614970, 88819960, 133229940, 266459880]

約数ペア:

[(1, 266459880), (2, 133229940), (3, 88819960), (4, 66614970), (5, 53291976), (6, 44409980), (8, 33307485), (10, 26645988), (12, 22204990), (15, 17763992), (20, 13322994), (24, 11102495), (30, 8881996), (31, 8595480), (40, 6661497), (60, 4440998), (62, 4297740), (83, 3210360), (93, 2865160), (120, 2220499), (124, 2148870), (155, 1719096), (166, 1605180), (186, 1432580), (248, 1074435), (249, 1070120), (310, 859548), (332, 802590), (372, 716290), (415, 642072), (465, 573032), (498, 535060), (620, 429774), (664, 401295), (744, 358145), (830, 321036), (863, 308760), (930, 286516), (996, 267530), (1240, 214887), (1245, 214024), (1660, 160518), (1726, 154380), (1860, 143258), (1992, 133765), (2490, 107012), (2573, 103560), (2589, 102920), (3320, 80259), (3452, 77190), (3720, 71629), (4315, 61752), (4980, 53506), (5146, 51780), (5178, 51460), (6904, 38595), (7719, 34520), (8630, 30876), (9960, 26753), (10292, 25890), (10356, 25730), (12865, 20712), (12945, 20584), (15438, 17260)]