280243936

素因数分解:

$2^5\times 7^2\times {\mathrm{29}}^1\times {\mathrm{6163}}^1$

素因数の和:6216

約数の個数: 72

約数和(自身を含む): 664047720

約数和(自身を除く): 383803784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 49, 56, 58, 98, 112, 116, 196, 203, 224, 232, 392, 406, 464, 784, 812, 928, 1421, 1568, 1624, 2842, 3248, 5684, 6163, 6496, 11368, 12326, 22736, 24652, 43141, 45472, 49304, 86282, 98608, 172564, 178727, 197216, 301987, 345128, 357454, 603974, 690256, 714908, 1207948, 1251089, 1380512, 1429816, 2415896, 2502178, 2859632, 4831792, 5004356, 5719264, 8757623, 9663584, 10008712, 17515246, 20017424, 35030492, 40034848, 70060984, 140121968, 280243936]

約数ペア:

[(1, 280243936), (2, 140121968), (4, 70060984), (7, 40034848), (8, 35030492), (14, 20017424), (16, 17515246), (28, 10008712), (29, 9663584), (32, 8757623), (49, 5719264), (56, 5004356), (58, 4831792), (98, 2859632), (112, 2502178), (116, 2415896), (196, 1429816), (203, 1380512), (224, 1251089), (232, 1207948), (392, 714908), (406, 690256), (464, 603974), (784, 357454), (812, 345128), (928, 301987), (1421, 197216), (1568, 178727), (1624, 172564), (2842, 98608), (3248, 86282), (5684, 49304), (6163, 45472), (6496, 43141), (11368, 24652), (12326, 22736)]