235999280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:307

約数の個数: 160

約数和(自身を含む): 635959296

約数和(自身を除く): 399960016

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 41, 44, 55, 62, 80, 82, 88, 110, 124, 155, 164, 176, 205, 211, 220, 248, 310, 328, 341, 410, 422, 440, 451, 496, 620, 656, 682, 820, 844, 880, 902, 1055, 1240, 1271, 1364, 1640, 1688, 1705, 1804, 2110, 2255, 2321, 2480, 2542, 2728, 3280, 3376, 3410, 3608, 4220, 4510, 4642, 5084, 5456, 6355, 6541, 6820, 7216, 8440, 8651, 9020, 9284, 10168, 11605, 12710, 13082, 13640, 13981, 16880, 17302, 18040, 18568, 20336, 23210, 25420, 26164, 27280, 27962, 32705, 34604, 36080, 37136, 43255, 46420, 50840, 52328, 55924, 65410, 69208, 69905, 71951, 86510, 92840, 95161, 101680, 104656, 111848, 130820, 138416, 139810, 143902, 173020, 185680, 190322, 223696, 261640, 268181, 279620, 287804, 346040, 359755, 380644, 475805, 523280, 536362, 559240, 575608, 692080, 719510, 761288, 951610, 1072724, 1118480, 1151216, 1340905, 1439020, 1522576, 1903220, 2145448, 2681810, 2878040, 2949991, 3806440, 4290896, 5363620, 5756080, 5899982, 7612880, 10727240, 11799964, 14749955, 21454480, 23599928, 29499910, 47199856, 58999820, 117999640, 235999280]

約数ペア:

[(1, 235999280), (2, 117999640), (4, 58999820), (5, 47199856), (8, 29499910), (10, 23599928), (11, 21454480), (16, 14749955), (20, 11799964), (22, 10727240), (31, 7612880), (40, 5899982), (41, 5756080), (44, 5363620), (55, 4290896), (62, 3806440), (80, 2949991), (82, 2878040), (88, 2681810), (110, 2145448), (124, 1903220), (155, 1522576), (164, 1439020), (176, 1340905), (205, 1151216), (211, 1118480), (220, 1072724), (248, 951610), (310, 761288), (328, 719510), (341, 692080), (410, 575608), (422, 559240), (440, 536362), (451, 523280), (496, 475805), (620, 380644), (656, 359755), (682, 346040), (820, 287804), (844, 279620), (880, 268181), (902, 261640), (1055, 223696), (1240, 190322), (1271, 185680), (1364, 173020), (1640, 143902), (1688, 139810), (1705, 138416), (1804, 130820), (2110, 111848), (2255, 104656), (2321, 101680), (2480, 95161), (2542, 92840), (2728, 86510), (3280, 71951), (3376, 69905), (3410, 69208), (3608, 65410), (4220, 55924), (4510, 52328), (4642, 50840), (5084, 46420), (5456, 43255), (6355, 37136), (6541, 36080), (6820, 34604), (7216, 32705), (8440, 27962), (8651, 27280), (9020, 26164), (9284, 25420), (10168, 23210), (11605, 20336), (12710, 18568), (13082, 18040), (13640, 17302), (13981, 16880)]