638757360

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2617}}^1$

素因数の和:2752

約数の個数: 160

約数和(自身を含む): 2220482880

約数和(自身を除く): 1581725520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 113, 120, 135, 144, 180, 216, 226, 240, 270, 339, 360, 432, 452, 540, 565, 678, 720, 904, 1017, 1080, 1130, 1356, 1695, 1808, 2034, 2160, 2260, 2617, 2712, 3051, 3390, 4068, 4520, 5085, 5234, 5424, 6102, 6780, 7851, 8136, 9040, 10170, 10468, 12204, 13085, 13560, 15255, 15702, 16272, 20340, 20936, 23553, 24408, 26170, 27120, 30510, 31404, 39255, 40680, 41872, 47106, 48816, 52340, 61020, 62808, 70659, 78510, 81360, 94212, 104680, 117765, 122040, 125616, 141318, 157020, 188424, 209360, 235530, 244080, 282636, 295721, 314040, 353295, 376848, 471060, 565272, 591442, 628080, 706590, 887163, 942120, 1130544, 1182884, 1413180, 1478605, 1774326, 1884240, 2365768, 2661489, 2826360, 2957210, 3548652, 4435815, 4731536, 5322978, 5652720, 5914420, 7097304, 7984467, 8871630, 10645956, 11828840, 13307445, 14194608, 15968934, 17743260, 21291912, 23657680, 26614890, 31937868, 35486520, 39922335, 42583824, 53229780, 63875736, 70973040, 79844670, 106459560, 127751472, 159689340, 212919120, 319378680, 638757360]

約数ペア:

[(1, 638757360), (2, 319378680), (3, 212919120), (4, 159689340), (5, 127751472), (6, 106459560), (8, 79844670), (9, 70973040), (10, 63875736), (12, 53229780), (15, 42583824), (16, 39922335), (18, 35486520), (20, 31937868), (24, 26614890), (27, 23657680), (30, 21291912), (36, 17743260), (40, 15968934), (45, 14194608), (48, 13307445), (54, 11828840), (60, 10645956), (72, 8871630), (80, 7984467), (90, 7097304), (108, 5914420), (113, 5652720), (120, 5322978), (135, 4731536), (144, 4435815), (180, 3548652), (216, 2957210), (226, 2826360), (240, 2661489), (270, 2365768), (339, 1884240), (360, 1774326), (432, 1478605), (452, 1413180), (540, 1182884), (565, 1130544), (678, 942120), (720, 887163), (904, 706590), (1017, 628080), (1080, 591442), (1130, 565272), (1356, 471060), (1695, 376848), (1808, 353295), (2034, 314040), (2160, 295721), (2260, 282636), (2617, 244080), (2712, 235530), (3051, 209360), (3390, 188424), (4068, 157020), (4520, 141318), (5085, 125616), (5234, 122040), (5424, 117765), (6102, 104680), (6780, 94212), (7851, 81360), (8136, 78510), (9040, 70659), (10170, 62808), (10468, 61020), (12204, 52340), (13085, 48816), (13560, 47106), (15255, 41872), (15702, 40680), (16272, 39255), (20340, 31404), (20936, 30510), (23553, 27120), (24408, 26170)]