158139380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:409

約数の個数: 96

約数和(自身を含む): 393550080

約数和(自身を除く): 235410700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 109, 140, 172, 215, 218, 241, 301, 430, 436, 482, 545, 602, 763, 860, 964, 1090, 1204, 1205, 1505, 1526, 1687, 2180, 2410, 3010, 3052, 3374, 3815, 4687, 4820, 6020, 6748, 7630, 8435, 9374, 10363, 15260, 16870, 18748, 20726, 23435, 26269, 32809, 33740, 41452, 46870, 51815, 52538, 65618, 72541, 93740, 103630, 105076, 131236, 131345, 145082, 164045, 183883, 207260, 262690, 290164, 328090, 362705, 367766, 525380, 656180, 725410, 735532, 919415, 1129567, 1450820, 1838830, 2259134, 3677660, 4518268, 5647835, 7906969, 11295670, 15813938, 22591340, 31627876, 39534845, 79069690, 158139380]

約数ペア:

[(1, 158139380), (2, 79069690), (4, 39534845), (5, 31627876), (7, 22591340), (10, 15813938), (14, 11295670), (20, 7906969), (28, 5647835), (35, 4518268), (43, 3677660), (70, 2259134), (86, 1838830), (109, 1450820), (140, 1129567), (172, 919415), (215, 735532), (218, 725410), (241, 656180), (301, 525380), (430, 367766), (436, 362705), (482, 328090), (545, 290164), (602, 262690), (763, 207260), (860, 183883), (964, 164045), (1090, 145082), (1204, 131345), (1205, 131236), (1505, 105076), (1526, 103630), (1687, 93740), (2180, 72541), (2410, 65618), (3010, 52538), (3052, 51815), (3374, 46870), (3815, 41452), (4687, 33740), (4820, 32809), (6020, 26269), (6748, 23435), (7630, 20726), (8435, 18748), (9374, 16870), (10363, 15260)]