15263560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 37422000

約数和(自身を除く): 22158440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 149, 197, 260, 298, 394, 520, 596, 745, 788, 985, 1192, 1490, 1576, 1937, 1970, 2561, 2980, 3874, 3940, 5122, 5960, 7748, 7880, 9685, 10244, 12805, 15496, 19370, 20488, 25610, 29353, 38740, 51220, 58706, 77480, 102440, 117412, 146765, 234824, 293530, 381589, 587060, 763178, 1174120, 1526356, 1907945, 3052712, 3815890, 7631780, 15263560]

約数ペア:

[(1, 15263560), (2, 7631780), (4, 3815890), (5, 3052712), (8, 1907945), (10, 1526356), (13, 1174120), (20, 763178), (26, 587060), (40, 381589), (52, 293530), (65, 234824), (104, 146765), (130, 117412), (149, 102440), (197, 77480), (260, 58706), (298, 51220), (394, 38740), (520, 29353), (596, 25610), (745, 20488), (788, 19370), (985, 15496), (1192, 12805), (1490, 10244), (1576, 9685), (1937, 7880), (1970, 7748), (2561, 5960), (2980, 5122), (3874, 3940)]