251180930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1091}}^1$

素因数の和:1152

約数の個数: 128

約数和(自身を含む): 634023936

約数和(自身を除く): 382843006

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 23, 26, 35, 46, 55, 65, 70, 77, 91, 110, 115, 130, 143, 154, 161, 182, 230, 253, 286, 299, 322, 385, 455, 506, 598, 715, 770, 805, 910, 1001, 1091, 1265, 1430, 1495, 1610, 1771, 2002, 2093, 2182, 2530, 2990, 3289, 3542, 4186, 5005, 5455, 6578, 7637, 8855, 10010, 10465, 10910, 12001, 14183, 15274, 16445, 17710, 20930, 23023, 24002, 25093, 28366, 32890, 38185, 46046, 50186, 60005, 70915, 76370, 84007, 99281, 115115, 120010, 125465, 141830, 156013, 168014, 175651, 198562, 230230, 250930, 276023, 312026, 326209, 351302, 420035, 496405, 552046, 652418, 780065, 840070, 878255, 992810, 1092091, 1380115, 1560130, 1631045, 1756510, 1932161, 2184182, 2283463, 2760230, 3262090, 3588299, 3864322, 4566926, 5460455, 7176598, 9660805, 10920910, 11417315, 17941495, 19321610, 22834630, 25118093, 35882990, 50236186, 125590465, 251180930]

約数ペア:

[(1, 251180930), (2, 125590465), (5, 50236186), (7, 35882990), (10, 25118093), (11, 22834630), (13, 19321610), (14, 17941495), (22, 11417315), (23, 10920910), (26, 9660805), (35, 7176598), (46, 5460455), (55, 4566926), (65, 3864322), (70, 3588299), (77, 3262090), (91, 2760230), (110, 2283463), (115, 2184182), (130, 1932161), (143, 1756510), (154, 1631045), (161, 1560130), (182, 1380115), (230, 1092091), (253, 992810), (286, 878255), (299, 840070), (322, 780065), (385, 652418), (455, 552046), (506, 496405), (598, 420035), (715, 351302), (770, 326209), (805, 312026), (910, 276023), (1001, 250930), (1091, 230230), (1265, 198562), (1430, 175651), (1495, 168014), (1610, 156013), (1771, 141830), (2002, 125465), (2093, 120010), (2182, 115115), (2530, 99281), (2990, 84007), (3289, 76370), (3542, 70915), (4186, 60005), (5005, 50186), (5455, 46046), (6578, 38185), (7637, 32890), (8855, 28366), (10010, 25093), (10465, 24002), (10910, 23023), (12001, 20930), (14183, 17710), (15274, 16445)]