67897340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{877}}^1$

素因数の和:979

約数の個数: 72

約数和(自身を含む): 168154560

約数和(自身を除く): 100257220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 79, 98, 140, 158, 196, 245, 316, 395, 490, 553, 790, 877, 980, 1106, 1580, 1754, 2212, 2765, 3508, 3871, 4385, 5530, 6139, 7742, 8770, 11060, 12278, 15484, 17540, 19355, 24556, 30695, 38710, 42973, 61390, 69283, 77420, 85946, 122780, 138566, 171892, 214865, 277132, 346415, 429730, 484981, 692830, 859460, 969962, 1385660, 1939924, 2424905, 3394867, 4849810, 6789734, 9699620, 13579468, 16974335, 33948670, 67897340]

約数ペア:

[(1, 67897340), (2, 33948670), (4, 16974335), (5, 13579468), (7, 9699620), (10, 6789734), (14, 4849810), (20, 3394867), (28, 2424905), (35, 1939924), (49, 1385660), (70, 969962), (79, 859460), (98, 692830), (140, 484981), (158, 429730), (196, 346415), (245, 277132), (316, 214865), (395, 171892), (490, 138566), (553, 122780), (790, 85946), (877, 77420), (980, 69283), (1106, 61390), (1580, 42973), (1754, 38710), (2212, 30695), (2765, 24556), (3508, 19355), (3871, 17540), (4385, 15484), (5530, 12278), (6139, 11060), (7742, 8770)]