72813960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{907}}^1$

素因数の和:1147

約数の個数: 96

約数和(自身を含む): 237968640

約数和(自身を除く): 165154680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 223, 360, 446, 669, 892, 907, 1115, 1338, 1784, 1814, 2007, 2230, 2676, 2721, 3345, 3628, 4014, 4460, 4535, 5352, 5442, 6690, 7256, 8028, 8163, 8920, 9070, 10035, 10884, 13380, 13605, 16056, 16326, 18140, 20070, 21768, 26760, 27210, 32652, 36280, 40140, 40815, 54420, 65304, 80280, 81630, 108840, 163260, 202261, 326520, 404522, 606783, 809044, 1011305, 1213566, 1618088, 1820349, 2022610, 2427132, 3033915, 3640698, 4045220, 4854264, 6067830, 7281396, 8090440, 9101745, 12135660, 14562792, 18203490, 24271320, 36406980, 72813960]

約数ペア:

[(1, 72813960), (2, 36406980), (3, 24271320), (4, 18203490), (5, 14562792), (6, 12135660), (8, 9101745), (9, 8090440), (10, 7281396), (12, 6067830), (15, 4854264), (18, 4045220), (20, 3640698), (24, 3033915), (30, 2427132), (36, 2022610), (40, 1820349), (45, 1618088), (60, 1213566), (72, 1011305), (90, 809044), (120, 606783), (180, 404522), (223, 326520), (360, 202261), (446, 163260), (669, 108840), (892, 81630), (907, 80280), (1115, 65304), (1338, 54420), (1784, 40815), (1814, 40140), (2007, 36280), (2230, 32652), (2676, 27210), (2721, 26760), (3345, 21768), (3628, 20070), (4014, 18140), (4460, 16326), (4535, 16056), (5352, 13605), (5442, 13380), (6690, 10884), (7256, 10035), (8028, 9070), (8163, 8920)]