664477320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{1697}}^1$

素因数の和:1975

約数の個数: 128

約数和(自身を含む): 2156595840

約数和(自身を除く): 1492118520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 251, 260, 312, 390, 502, 520, 753, 780, 1004, 1255, 1506, 1560, 1697, 2008, 2510, 3012, 3263, 3394, 3765, 5020, 5091, 6024, 6526, 6788, 7530, 8485, 9789, 10040, 10182, 13052, 13576, 15060, 16315, 16970, 19578, 20364, 22061, 25455, 26104, 30120, 32630, 33940, 39156, 40728, 44122, 48945, 50910, 65260, 66183, 67880, 78312, 88244, 97890, 101820, 110305, 130520, 132366, 176488, 195780, 203640, 220610, 264732, 330915, 391560, 425947, 441220, 529464, 661830, 851894, 882440, 1277841, 1323660, 1703788, 2129735, 2555682, 2647320, 3407576, 4259470, 5111364, 5537311, 6389205, 8518940, 10222728, 11074622, 12778410, 16611933, 17037880, 22149244, 25556820, 27686555, 33223866, 44298488, 51113640, 55373110, 66447732, 83059665, 110746220, 132895464, 166119330, 221492440, 332238660, 664477320]

約数ペア:

[(1, 664477320), (2, 332238660), (3, 221492440), (4, 166119330), (5, 132895464), (6, 110746220), (8, 83059665), (10, 66447732), (12, 55373110), (13, 51113640), (15, 44298488), (20, 33223866), (24, 27686555), (26, 25556820), (30, 22149244), (39, 17037880), (40, 16611933), (52, 12778410), (60, 11074622), (65, 10222728), (78, 8518940), (104, 6389205), (120, 5537311), (130, 5111364), (156, 4259470), (195, 3407576), (251, 2647320), (260, 2555682), (312, 2129735), (390, 1703788), (502, 1323660), (520, 1277841), (753, 882440), (780, 851894), (1004, 661830), (1255, 529464), (1506, 441220), (1560, 425947), (1697, 391560), (2008, 330915), (2510, 264732), (3012, 220610), (3263, 203640), (3394, 195780), (3765, 176488), (5020, 132366), (5091, 130520), (6024, 110305), (6526, 101820), (6788, 97890), (7530, 88244), (8485, 78312), (9789, 67880), (10040, 66183), (10182, 65260), (13052, 50910), (13576, 48945), (15060, 44122), (16315, 40728), (16970, 39156), (19578, 33940), (20364, 32630), (22061, 30120), (25455, 26104)]