144556720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1$

素因数の和:819

約数の個数: 160

約数和(自身を含む): 433115136

約数和(自身を除く): 288558416

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 124, 140, 154, 155, 176, 217, 220, 248, 280, 308, 310, 341, 385, 434, 440, 496, 560, 616, 620, 682, 757, 770, 868, 880, 1085, 1232, 1240, 1364, 1514, 1540, 1705, 1736, 2170, 2387, 2480, 2728, 3028, 3080, 3410, 3472, 3785, 4340, 4774, 5299, 5456, 6056, 6160, 6820, 7570, 8327, 8680, 9548, 10598, 11935, 12112, 13640, 15140, 16654, 17360, 19096, 21196, 23467, 23870, 26495, 27280, 30280, 33308, 38192, 41635, 42392, 46934, 47740, 52990, 58289, 60560, 66616, 83270, 84784, 93868, 95480, 105980, 116578, 117335, 133232, 164269, 166540, 187736, 190960, 211960, 233156, 234670, 258137, 291445, 328538, 333080, 375472, 423920, 466312, 469340, 516274, 582890, 657076, 666160, 821345, 932624, 938680, 1032548, 1165780, 1290685, 1314152, 1642690, 1806959, 1877360, 2065096, 2331560, 2581370, 2628304, 3285380, 3613918, 4130192, 4663120, 5162740, 6570760, 7227836, 9034795, 10325480, 13141520, 14455672, 18069590, 20650960, 28911344, 36139180, 72278360, 144556720]

約数ペア:

[(1, 144556720), (2, 72278360), (4, 36139180), (5, 28911344), (7, 20650960), (8, 18069590), (10, 14455672), (11, 13141520), (14, 10325480), (16, 9034795), (20, 7227836), (22, 6570760), (28, 5162740), (31, 4663120), (35, 4130192), (40, 3613918), (44, 3285380), (55, 2628304), (56, 2581370), (62, 2331560), (70, 2065096), (77, 1877360), (80, 1806959), (88, 1642690), (110, 1314152), (112, 1290685), (124, 1165780), (140, 1032548), (154, 938680), (155, 932624), (176, 821345), (217, 666160), (220, 657076), (248, 582890), (280, 516274), (308, 469340), (310, 466312), (341, 423920), (385, 375472), (434, 333080), (440, 328538), (496, 291445), (560, 258137), (616, 234670), (620, 233156), (682, 211960), (757, 190960), (770, 187736), (868, 166540), (880, 164269), (1085, 133232), (1232, 117335), (1240, 116578), (1364, 105980), (1514, 95480), (1540, 93868), (1705, 84784), (1736, 83270), (2170, 66616), (2387, 60560), (2480, 58289), (2728, 52990), (3028, 47740), (3080, 46934), (3410, 42392), (3472, 41635), (3785, 38192), (4340, 33308), (4774, 30280), (5299, 27280), (5456, 26495), (6056, 23870), (6160, 23467), (6820, 21196), (7570, 19096), (8327, 17360), (8680, 16654), (9548, 15140), (10598, 13640), (11935, 12112)]