140801780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1231}}^1$

素因数の和:1309

約数の個数: 96

約数和(自身を含む): 364277760

約数和(自身を除く): 223475980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 43, 70, 76, 86, 95, 133, 140, 172, 190, 215, 266, 301, 380, 430, 532, 602, 665, 817, 860, 1204, 1231, 1330, 1505, 1634, 2462, 2660, 3010, 3268, 4085, 4924, 5719, 6020, 6155, 8170, 8617, 11438, 12310, 16340, 17234, 22876, 23389, 24620, 28595, 34468, 43085, 46778, 52933, 57190, 86170, 93556, 105866, 114380, 116945, 163723, 172340, 211732, 233890, 264665, 327446, 370531, 467780, 529330, 654892, 741062, 818615, 1005727, 1058660, 1482124, 1637230, 1852655, 2011454, 3274460, 3705310, 4022908, 5028635, 7040089, 7410620, 10057270, 14080178, 20114540, 28160356, 35200445, 70400890, 140801780]

約数ペア:

[(1, 140801780), (2, 70400890), (4, 35200445), (5, 28160356), (7, 20114540), (10, 14080178), (14, 10057270), (19, 7410620), (20, 7040089), (28, 5028635), (35, 4022908), (38, 3705310), (43, 3274460), (70, 2011454), (76, 1852655), (86, 1637230), (95, 1482124), (133, 1058660), (140, 1005727), (172, 818615), (190, 741062), (215, 654892), (266, 529330), (301, 467780), (380, 370531), (430, 327446), (532, 264665), (602, 233890), (665, 211732), (817, 172340), (860, 163723), (1204, 116945), (1231, 114380), (1330, 105866), (1505, 93556), (1634, 86170), (2462, 57190), (2660, 52933), (3010, 46778), (3268, 43085), (4085, 34468), (4924, 28595), (5719, 24620), (6020, 23389), (6155, 22876), (8170, 17234), (8617, 16340), (11438, 12310)]