156672880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21521}}^1$

素因数の和:21554

約数の個数: 80

約数和(自身を含む): 448346304

約数和(自身を除く): 291673424

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 21521, 43042, 86084, 107605, 150647, 172168, 215210, 279773, 301294, 344336, 430420, 559546, 602588, 753235, 860840, 1119092, 1205176, 1398865, 1506470, 1721680, 1958411, 2238184, 2410352, 2797730, 3012940, 3916822, 4476368, 5595460, 6025880, 7833644, 9792055, 11190920, 12051760, 15667288, 19584110, 22381840, 31334576, 39168220, 78336440, 156672880]

約数ペア:

[(1, 156672880), (2, 78336440), (4, 39168220), (5, 31334576), (7, 22381840), (8, 19584110), (10, 15667288), (13, 12051760), (14, 11190920), (16, 9792055), (20, 7833644), (26, 6025880), (28, 5595460), (35, 4476368), (40, 3916822), (52, 3012940), (56, 2797730), (65, 2410352), (70, 2238184), (80, 1958411), (91, 1721680), (104, 1506470), (112, 1398865), (130, 1205176), (140, 1119092), (182, 860840), (208, 753235), (260, 602588), (280, 559546), (364, 430420), (455, 344336), (520, 301294), (560, 279773), (728, 215210), (910, 172168), (1040, 150647), (1456, 107605), (1820, 86084), (3640, 43042), (7280, 21521)]