67881280

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^2\times {\mathrm{401}}^1$

素因数の和:464

約数の個数: 84

約数和(自身を含む): 169397172

約数和(自身を除く): 101515892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 401, 460, 529, 736, 802, 920, 1058, 1472, 1604, 1840, 2005, 2116, 2645, 3208, 3680, 4010, 4232, 5290, 6416, 7360, 8020, 8464, 9223, 10580, 12832, 16040, 16928, 18446, 21160, 25664, 32080, 33856, 36892, 42320, 46115, 64160, 73784, 84640, 92230, 128320, 147568, 169280, 184460, 212129, 295136, 368920, 424258, 590272, 737840, 848516, 1060645, 1475680, 1697032, 2121290, 2951360, 3394064, 4242580, 6788128, 8485160, 13576256, 16970320, 33940640, 67881280]

約数ペア:

[(1, 67881280), (2, 33940640), (4, 16970320), (5, 13576256), (8, 8485160), (10, 6788128), (16, 4242580), (20, 3394064), (23, 2951360), (32, 2121290), (40, 1697032), (46, 1475680), (64, 1060645), (80, 848516), (92, 737840), (115, 590272), (160, 424258), (184, 368920), (230, 295136), (320, 212129), (368, 184460), (401, 169280), (460, 147568), (529, 128320), (736, 92230), (802, 84640), (920, 73784), (1058, 64160), (1472, 46115), (1604, 42320), (1840, 36892), (2005, 33856), (2116, 32080), (2645, 25664), (3208, 21160), (3680, 18446), (4010, 16928), (4232, 16040), (5290, 12832), (6416, 10580), (7360, 9223), (8020, 8464)]