211073240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:481

約数の個数: 128

約数和(自身を含む): 568719360

約数和(自身を除く): 357646120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 47, 56, 70, 86, 94, 140, 172, 188, 215, 235, 280, 301, 329, 344, 373, 376, 430, 470, 602, 658, 746, 860, 940, 1204, 1316, 1492, 1505, 1645, 1720, 1865, 1880, 2021, 2408, 2611, 2632, 2984, 3010, 3290, 3730, 4042, 5222, 6020, 6580, 7460, 8084, 10105, 10444, 12040, 13055, 13160, 14147, 14920, 16039, 16168, 17531, 20210, 20888, 26110, 28294, 32078, 35062, 40420, 52220, 56588, 64156, 70124, 70735, 80195, 80840, 87655, 104440, 112273, 113176, 122717, 128312, 140248, 141470, 160390, 175310, 224546, 245434, 282940, 320780, 350620, 449092, 490868, 561365, 565880, 613585, 641560, 701240, 753833, 898184, 981736, 1122730, 1227170, 1507666, 2245460, 2454340, 3015332, 3769165, 4490920, 4908680, 5276831, 6030664, 7538330, 10553662, 15076660, 21107324, 26384155, 30153320, 42214648, 52768310, 105536620, 211073240]

約数ペア:

[(1, 211073240), (2, 105536620), (4, 52768310), (5, 42214648), (7, 30153320), (8, 26384155), (10, 21107324), (14, 15076660), (20, 10553662), (28, 7538330), (35, 6030664), (40, 5276831), (43, 4908680), (47, 4490920), (56, 3769165), (70, 3015332), (86, 2454340), (94, 2245460), (140, 1507666), (172, 1227170), (188, 1122730), (215, 981736), (235, 898184), (280, 753833), (301, 701240), (329, 641560), (344, 613585), (373, 565880), (376, 561365), (430, 490868), (470, 449092), (602, 350620), (658, 320780), (746, 282940), (860, 245434), (940, 224546), (1204, 175310), (1316, 160390), (1492, 141470), (1505, 140248), (1645, 128312), (1720, 122717), (1865, 113176), (1880, 112273), (2021, 104440), (2408, 87655), (2611, 80840), (2632, 80195), (2984, 70735), (3010, 70124), (3290, 64156), (3730, 56588), (4042, 52220), (5222, 40420), (6020, 35062), (6580, 32078), (7460, 28294), (8084, 26110), (10105, 20888), (10444, 20210), (12040, 17531), (13055, 16168), (13160, 16039), (14147, 14920)]