281907360

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{27967}}^1$

素因数の和:27995

約数の個数: 144

約数和(自身を含む): 1099478016

約数和(自身を除く): 817570656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 27967, 55934, 83901, 111868, 139835, 167802, 195769, 223736, 251703, 279670, 335604, 391538, 419505, 447472, 503406, 559340, 587307, 671208, 783076, 839010, 894944, 978845, 1006812, 1118680, 1174614, 1258515, 1342416, 1566152, 1678020, 1761921, 1957690, 2013624, 2237360, 2349228, 2517030, 2684832, 2936535, 3132304, 3356040, 3523842, 3915380, 4027248, 4474720, 4698456, 5034060, 5873070, 6264608, 6712080, 7047684, 7830760, 8054496, 8809605, 9396912, 10068120, 11746140, 13424160, 14095368, 15661520, 17619210, 18793824, 20136240, 23492280, 28190736, 31323040, 35238420, 40272480, 46984560, 56381472, 70476840, 93969120, 140953680, 281907360]

約数ペア:

[(1, 281907360), (2, 140953680), (3, 93969120), (4, 70476840), (5, 56381472), (6, 46984560), (7, 40272480), (8, 35238420), (9, 31323040), (10, 28190736), (12, 23492280), (14, 20136240), (15, 18793824), (16, 17619210), (18, 15661520), (20, 14095368), (21, 13424160), (24, 11746140), (28, 10068120), (30, 9396912), (32, 8809605), (35, 8054496), (36, 7830760), (40, 7047684), (42, 6712080), (45, 6264608), (48, 5873070), (56, 5034060), (60, 4698456), (63, 4474720), (70, 4027248), (72, 3915380), (80, 3523842), (84, 3356040), (90, 3132304), (96, 2936535), (105, 2684832), (112, 2517030), (120, 2349228), (126, 2237360), (140, 2013624), (144, 1957690), (160, 1761921), (168, 1678020), (180, 1566152), (210, 1342416), (224, 1258515), (240, 1174614), (252, 1118680), (280, 1006812), (288, 978845), (315, 894944), (336, 839010), (360, 783076), (420, 671208), (480, 587307), (504, 559340), (560, 503406), (630, 447472), (672, 419505), (720, 391538), (840, 335604), (1008, 279670), (1120, 251703), (1260, 223736), (1440, 195769), (1680, 167802), (2016, 139835), (2520, 111868), (3360, 83901), (5040, 55934), (10080, 27967)]