680018360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:230

約数の個数: 256

約数和(自身を含む): 1994803200

約数和(自身を除く): 1314784840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 73, 76, 85, 95, 103, 119, 133, 136, 140, 146, 152, 170, 190, 206, 238, 266, 280, 292, 323, 340, 365, 380, 412, 476, 511, 515, 532, 584, 595, 646, 665, 680, 721, 730, 760, 824, 952, 1022, 1030, 1064, 1190, 1241, 1292, 1330, 1387, 1442, 1460, 1615, 1751, 1957, 2044, 2060, 2261, 2380, 2482, 2555, 2584, 2660, 2774, 2884, 2920, 3230, 3502, 3605, 3914, 4088, 4120, 4522, 4760, 4964, 5110, 5320, 5548, 5768, 6205, 6460, 6935, 7004, 7210, 7519, 7828, 8687, 8755, 9044, 9709, 9785, 9928, 10220, 11096, 11305, 12257, 12410, 12920, 13699, 13870, 14008, 14420, 15038, 15656, 17374, 17510, 18088, 19418, 19570, 20440, 22610, 23579, 24514, 24820, 27398, 27740, 28840, 30076, 33269, 34748, 35020, 37595, 38836, 39140, 43435, 45220, 47158, 48545, 49028, 49640, 52633, 54796, 55480, 60152, 61285, 66538, 68495, 69496, 70040, 75190, 77672, 78280, 86870, 90440, 94316, 97090, 98056, 105266, 109592, 117895, 122570, 127823, 133076, 136990, 142861, 150380, 165053, 166345, 173740, 188632, 194180, 210532, 232883, 235790, 245140, 255646, 263165, 266152, 273980, 285722, 300760, 330106, 332690, 347480, 388360, 421064, 465766, 471580, 490280, 511292, 526330, 547960, 571444, 639115, 660212, 665380, 714305, 825265, 894761, 931532, 943160, 1000027, 1022584, 1052660, 1142888, 1164415, 1278230, 1320424, 1330760, 1428610, 1650530, 1789522, 1863064, 2000054, 2105320, 2328830, 2428637, 2556460, 2857220, 3301060, 3579044, 4000108, 4473805, 4657660, 4857274, 5000135, 5112920, 5714440, 6602120, 7158088, 8000216, 8947610, 9315320, 9714548, 10000270, 12143185, 17000459, 17895220, 19429096, 20000540, 24286370, 34000918, 35790440, 40001080, 48572740, 68001836, 85002295, 97145480, 136003672, 170004590, 340009180, 680018360]

約数ペア:

[(1, 680018360), (2, 340009180), (4, 170004590), (5, 136003672), (7, 97145480), (8, 85002295), (10, 68001836), (14, 48572740), (17, 40001080), (19, 35790440), (20, 34000918), (28, 24286370), (34, 20000540), (35, 19429096), (38, 17895220), (40, 17000459), (56, 12143185), (68, 10000270), (70, 9714548), (73, 9315320), (76, 8947610), (85, 8000216), (95, 7158088), (103, 6602120), (119, 5714440), (133, 5112920), (136, 5000135), (140, 4857274), (146, 4657660), (152, 4473805), (170, 4000108), (190, 3579044), (206, 3301060), (238, 2857220), (266, 2556460), (280, 2428637), (292, 2328830), (323, 2105320), (340, 2000054), (365, 1863064), (380, 1789522), (412, 1650530), (476, 1428610), (511, 1330760), (515, 1320424), (532, 1278230), (584, 1164415), (595, 1142888), (646, 1052660), (665, 1022584), (680, 1000027), (721, 943160), (730, 931532), (760, 894761), (824, 825265), (952, 714305), (1022, 665380), (1030, 660212), (1064, 639115), (1190, 571444), (1241, 547960), (1292, 526330), (1330, 511292), (1387, 490280), (1442, 471580), (1460, 465766), (1615, 421064), (1751, 388360), (1957, 347480), (2044, 332690), (2060, 330106), (2261, 300760), (2380, 285722), (2482, 273980), (2555, 266152), (2584, 263165), (2660, 255646), (2774, 245140), (2884, 235790), (2920, 232883), (3230, 210532), (3502, 194180), (3605, 188632), (3914, 173740), (4088, 166345), (4120, 165053), (4522, 150380), (4760, 142861), (4964, 136990), (5110, 133076), (5320, 127823), (5548, 122570), (5768, 117895), (6205, 109592), (6460, 105266), (6935, 98056), (7004, 97090), (7210, 94316), (7519, 90440), (7828, 86870), (8687, 78280), (8755, 77672), (9044, 75190), (9709, 70040), (9785, 69496), (9928, 68495), (10220, 66538), (11096, 61285), (11305, 60152), (12257, 55480), (12410, 54796), (12920, 52633), (13699, 49640), (13870, 49028), (14008, 48545), (14420, 47158), (15038, 45220), (15656, 43435), (17374, 39140), (17510, 38836), (18088, 37595), (19418, 35020), (19570, 34748), (20440, 33269), (22610, 30076), (23579, 28840), (24514, 27740), (24820, 27398)]