69148640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{389}}^1$

素因数の和:516

約数の個数: 96

約数和(自身を含む): 180442080

約数和(自身を除く): 111293440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 101, 110, 160, 176, 202, 220, 352, 389, 404, 440, 505, 778, 808, 880, 1010, 1111, 1556, 1616, 1760, 1945, 2020, 2222, 3112, 3232, 3890, 4040, 4279, 4444, 5555, 6224, 7780, 8080, 8558, 8888, 11110, 12448, 15560, 16160, 17116, 17776, 21395, 22220, 31120, 34232, 35552, 39289, 42790, 44440, 62240, 68464, 78578, 85580, 88880, 136928, 157156, 171160, 177760, 196445, 314312, 342320, 392890, 432179, 628624, 684640, 785780, 864358, 1257248, 1571560, 1728716, 2160895, 3143120, 3457432, 4321790, 6286240, 6914864, 8643580, 13829728, 17287160, 34574320, 69148640]

約数ペア:

[(1, 69148640), (2, 34574320), (4, 17287160), (5, 13829728), (8, 8643580), (10, 6914864), (11, 6286240), (16, 4321790), (20, 3457432), (22, 3143120), (32, 2160895), (40, 1728716), (44, 1571560), (55, 1257248), (80, 864358), (88, 785780), (101, 684640), (110, 628624), (160, 432179), (176, 392890), (202, 342320), (220, 314312), (352, 196445), (389, 177760), (404, 171160), (440, 157156), (505, 136928), (778, 88880), (808, 85580), (880, 78578), (1010, 68464), (1111, 62240), (1556, 44440), (1616, 42790), (1760, 39289), (1945, 35552), (2020, 34232), (2222, 31120), (3112, 22220), (3232, 21395), (3890, 17776), (4040, 17116), (4279, 16160), (4444, 15560), (5555, 12448), (6224, 11110), (7780, 8888), (8080, 8558)]