121569920

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^2\times {\mathrm{113}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 300525660

約数和(自身を除く): 178955740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 113, 128, 160, 164, 205, 226, 320, 328, 410, 452, 565, 640, 656, 820, 904, 1130, 1312, 1640, 1681, 1808, 2260, 2624, 3280, 3362, 3616, 4520, 4633, 5248, 6560, 6724, 7232, 8405, 9040, 9266, 13120, 13448, 14464, 16810, 18080, 18532, 23165, 26240, 26896, 33620, 36160, 37064, 46330, 53792, 67240, 72320, 74128, 92660, 107584, 134480, 148256, 185320, 189953, 215168, 268960, 296512, 370640, 379906, 537920, 593024, 741280, 759812, 949765, 1075840, 1482560, 1519624, 1899530, 2965120, 3039248, 3799060, 6078496, 7598120, 12156992, 15196240, 24313984, 30392480, 60784960, 121569920]

約数ペア:

[(1, 121569920), (2, 60784960), (4, 30392480), (5, 24313984), (8, 15196240), (10, 12156992), (16, 7598120), (20, 6078496), (32, 3799060), (40, 3039248), (41, 2965120), (64, 1899530), (80, 1519624), (82, 1482560), (113, 1075840), (128, 949765), (160, 759812), (164, 741280), (205, 593024), (226, 537920), (320, 379906), (328, 370640), (410, 296512), (452, 268960), (565, 215168), (640, 189953), (656, 185320), (820, 148256), (904, 134480), (1130, 107584), (1312, 92660), (1640, 74128), (1681, 72320), (1808, 67240), (2260, 53792), (2624, 46330), (3280, 37064), (3362, 36160), (3616, 33620), (4520, 26896), (4633, 26240), (5248, 23165), (6560, 18532), (6724, 18080), (7232, 16810), (8405, 14464), (9040, 13448), (9266, 13120)]