680303360

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2543}}^1$

素因数の和:2594

約数の個数: 144

約数和(自身を含む): 1871976960

約数和(自身を除く): 1191673600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 256, 304, 320, 352, 380, 418, 440, 608, 640, 704, 760, 836, 880, 1045, 1216, 1280, 1408, 1520, 1672, 1760, 2090, 2432, 2543, 2816, 3040, 3344, 3520, 4180, 4864, 5086, 6080, 6688, 7040, 8360, 10172, 12160, 12715, 13376, 14080, 16720, 20344, 24320, 25430, 26752, 27973, 33440, 40688, 48317, 50860, 53504, 55946, 66880, 81376, 96634, 101720, 111892, 133760, 139865, 162752, 193268, 203440, 223784, 241585, 267520, 279730, 325504, 386536, 406880, 447568, 483170, 531487, 559460, 651008, 773072, 813760, 895136, 966340, 1062974, 1118920, 1546144, 1627520, 1790272, 1932680, 2125948, 2237840, 2657435, 3092288, 3255040, 3580544, 3865360, 4251896, 4475680, 5314870, 6184576, 7161088, 7730720, 8503792, 8951360, 10629740, 12369152, 15461440, 17007584, 17902720, 21259480, 30922880, 34015168, 35805440, 42518960, 61845760, 68030336, 85037920, 136060672, 170075840, 340151680, 680303360]

約数ペア:

[(1, 680303360), (2, 340151680), (4, 170075840), (5, 136060672), (8, 85037920), (10, 68030336), (11, 61845760), (16, 42518960), (19, 35805440), (20, 34015168), (22, 30922880), (32, 21259480), (38, 17902720), (40, 17007584), (44, 15461440), (55, 12369152), (64, 10629740), (76, 8951360), (80, 8503792), (88, 7730720), (95, 7161088), (110, 6184576), (128, 5314870), (152, 4475680), (160, 4251896), (176, 3865360), (190, 3580544), (209, 3255040), (220, 3092288), (256, 2657435), (304, 2237840), (320, 2125948), (352, 1932680), (380, 1790272), (418, 1627520), (440, 1546144), (608, 1118920), (640, 1062974), (704, 966340), (760, 895136), (836, 813760), (880, 773072), (1045, 651008), (1216, 559460), (1280, 531487), (1408, 483170), (1520, 447568), (1672, 406880), (1760, 386536), (2090, 325504), (2432, 279730), (2543, 267520), (2816, 241585), (3040, 223784), (3344, 203440), (3520, 193268), (4180, 162752), (4864, 139865), (5086, 133760), (6080, 111892), (6688, 101720), (7040, 96634), (8360, 81376), (10172, 66880), (12160, 55946), (12715, 53504), (13376, 50860), (14080, 48317), (16720, 40688), (20344, 33440), (24320, 27973), (25430, 26752)]