207894390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{467}}^1$

素因数の和:578

約数の個数: 128

約数和(自身を含む): 582266880

約数和(自身を除く): 374372490

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 19, 22, 30, 33, 38, 55, 57, 66, 71, 95, 110, 114, 142, 165, 190, 209, 213, 285, 330, 355, 418, 426, 467, 570, 627, 710, 781, 934, 1045, 1065, 1254, 1349, 1401, 1562, 2090, 2130, 2335, 2343, 2698, 2802, 3135, 3905, 4047, 4670, 4686, 5137, 6270, 6745, 7005, 7810, 8094, 8873, 10274, 11715, 13490, 14010, 14839, 15411, 17746, 20235, 23430, 25685, 26619, 29678, 30822, 33157, 40470, 44365, 44517, 51370, 53238, 66314, 74195, 77055, 88730, 89034, 97603, 99471, 133095, 148390, 154110, 165785, 195206, 198942, 222585, 266190, 292809, 331570, 364727, 445170, 488015, 497355, 585618, 629983, 729454, 976030, 994710, 1094181, 1259966, 1464045, 1823635, 1889949, 2188362, 2928090, 3149915, 3647270, 3779898, 5470905, 6299830, 6929813, 9449745, 10941810, 13859626, 18899490, 20789439, 34649065, 41578878, 69298130, 103947195, 207894390]

約数ペア:

[(1, 207894390), (2, 103947195), (3, 69298130), (5, 41578878), (6, 34649065), (10, 20789439), (11, 18899490), (15, 13859626), (19, 10941810), (22, 9449745), (30, 6929813), (33, 6299830), (38, 5470905), (55, 3779898), (57, 3647270), (66, 3149915), (71, 2928090), (95, 2188362), (110, 1889949), (114, 1823635), (142, 1464045), (165, 1259966), (190, 1094181), (209, 994710), (213, 976030), (285, 729454), (330, 629983), (355, 585618), (418, 497355), (426, 488015), (467, 445170), (570, 364727), (627, 331570), (710, 292809), (781, 266190), (934, 222585), (1045, 198942), (1065, 195206), (1254, 165785), (1349, 154110), (1401, 148390), (1562, 133095), (2090, 99471), (2130, 97603), (2335, 89034), (2343, 88730), (2698, 77055), (2802, 74195), (3135, 66314), (3905, 53238), (4047, 51370), (4670, 44517), (4686, 44365), (5137, 40470), (6270, 33157), (6745, 30822), (7005, 29678), (7810, 26619), (8094, 25685), (8873, 23430), (10274, 20235), (11715, 17746), (13490, 15411), (14010, 14839)]