55680640

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^2\times {\mathrm{241}}^1$

素因数の和:298

約数の個数: 96

約数和(自身を含む): 141069060

約数和(自身を除く): 85388420

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 241, 304, 320, 361, 380, 482, 608, 640, 722, 760, 964, 1205, 1216, 1444, 1520, 1805, 1928, 2410, 2432, 2888, 3040, 3610, 3856, 4579, 4820, 5776, 6080, 7220, 7712, 9158, 9640, 11552, 12160, 14440, 15424, 18316, 19280, 22895, 23104, 28880, 30848, 36632, 38560, 45790, 46208, 57760, 73264, 77120, 87001, 91580, 115520, 146528, 154240, 174002, 183160, 231040, 293056, 348004, 366320, 435005, 586112, 696008, 732640, 870010, 1392016, 1465280, 1740020, 2784032, 2930560, 3480040, 5568064, 6960080, 11136128, 13920160, 27840320, 55680640]

約数ペア:

[(1, 55680640), (2, 27840320), (4, 13920160), (5, 11136128), (8, 6960080), (10, 5568064), (16, 3480040), (19, 2930560), (20, 2784032), (32, 1740020), (38, 1465280), (40, 1392016), (64, 870010), (76, 732640), (80, 696008), (95, 586112), (128, 435005), (152, 366320), (160, 348004), (190, 293056), (241, 231040), (304, 183160), (320, 174002), (361, 154240), (380, 146528), (482, 115520), (608, 91580), (640, 87001), (722, 77120), (760, 73264), (964, 57760), (1205, 46208), (1216, 45790), (1444, 38560), (1520, 36632), (1805, 30848), (1928, 28880), (2410, 23104), (2432, 22895), (2888, 19280), (3040, 18316), (3610, 15424), (3856, 14440), (4579, 12160), (4820, 11552), (5776, 9640), (6080, 9158), (7220, 7712)]