343138240

素因数分解:

$2^6\times 5^1\times {\mathrm{167}}^1\times {\mathrm{6421}}^1$

素因数の和:6605

約数の個数: 56

約数和(自身を含む): 822118752

約数和(自身を除く): 478980512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 167, 320, 334, 668, 835, 1336, 1670, 2672, 3340, 5344, 6421, 6680, 10688, 12842, 13360, 25684, 26720, 32105, 51368, 53440, 64210, 102736, 128420, 205472, 256840, 410944, 513680, 1027360, 1072307, 2054720, 2144614, 4289228, 5361535, 8578456, 10723070, 17156912, 21446140, 34313824, 42892280, 68627648, 85784560, 171569120, 343138240]

約数ペア:

[(1, 343138240), (2, 171569120), (4, 85784560), (5, 68627648), (8, 42892280), (10, 34313824), (16, 21446140), (20, 17156912), (32, 10723070), (40, 8578456), (64, 5361535), (80, 4289228), (160, 2144614), (167, 2054720), (320, 1072307), (334, 1027360), (668, 513680), (835, 410944), (1336, 256840), (1670, 205472), (2672, 128420), (3340, 102736), (5344, 64210), (6421, 53440), (6680, 51368), (10688, 32105), (12842, 26720), (13360, 25684)]