688539984

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{971}}^1$

素因数の和:1089

約数の個数: 160

約数和(自身を含む): 2082723840

約数和(自身を除く): 1394183856

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 33, 34, 44, 48, 51, 66, 68, 79, 88, 102, 132, 136, 158, 176, 187, 204, 237, 264, 272, 316, 374, 408, 474, 528, 561, 632, 748, 816, 869, 948, 971, 1122, 1264, 1343, 1496, 1738, 1896, 1942, 2244, 2607, 2686, 2913, 2992, 3476, 3792, 3884, 4029, 4488, 5214, 5372, 5826, 6952, 7768, 8058, 8976, 10428, 10681, 10744, 11652, 13904, 14773, 15536, 16116, 16507, 20856, 21362, 21488, 23304, 29546, 32043, 32232, 33014, 41712, 42724, 44319, 46608, 49521, 59092, 64086, 64464, 66028, 76709, 85448, 88638, 99042, 118184, 128172, 132056, 153418, 170896, 177276, 181577, 198084, 230127, 236368, 256344, 264112, 306836, 354552, 363154, 396168, 460254, 512688, 544731, 613672, 709104, 726308, 792336, 843799, 920508, 1089462, 1227344, 1304053, 1452616, 1687598, 1841016, 2178924, 2531397, 2608106, 2905232, 3375196, 3682032, 3912159, 4357848, 5062794, 5216212, 6750392, 7824318, 8715696, 10125588, 10432424, 13500784, 14344583, 15648636, 20251176, 20864848, 28689166, 31297272, 40502352, 43033749, 57378332, 62594544, 86067498, 114756664, 172134996, 229513328, 344269992, 688539984]

約数ペア:

[(1, 688539984), (2, 344269992), (3, 229513328), (4, 172134996), (6, 114756664), (8, 86067498), (11, 62594544), (12, 57378332), (16, 43033749), (17, 40502352), (22, 31297272), (24, 28689166), (33, 20864848), (34, 20251176), (44, 15648636), (48, 14344583), (51, 13500784), (66, 10432424), (68, 10125588), (79, 8715696), (88, 7824318), (102, 6750392), (132, 5216212), (136, 5062794), (158, 4357848), (176, 3912159), (187, 3682032), (204, 3375196), (237, 2905232), (264, 2608106), (272, 2531397), (316, 2178924), (374, 1841016), (408, 1687598), (474, 1452616), (528, 1304053), (561, 1227344), (632, 1089462), (748, 920508), (816, 843799), (869, 792336), (948, 726308), (971, 709104), (1122, 613672), (1264, 544731), (1343, 512688), (1496, 460254), (1738, 396168), (1896, 363154), (1942, 354552), (2244, 306836), (2607, 264112), (2686, 256344), (2913, 236368), (2992, 230127), (3476, 198084), (3792, 181577), (3884, 177276), (4029, 170896), (4488, 153418), (5214, 132056), (5372, 128172), (5826, 118184), (6952, 99042), (7768, 88638), (8058, 85448), (8976, 76709), (10428, 66028), (10681, 64464), (10744, 64086), (11652, 59092), (13904, 49521), (14773, 46608), (15536, 44319), (16116, 42724), (16507, 41712), (20856, 33014), (21362, 32232), (21488, 32043), (23304, 29546)]