1781473440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{853}}^1$

素因数の和:1119

約数の個数: 192

約数和(自身を含む): 5939740800

約数和(自身を除く): 4158267360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 229, 240, 285, 304, 380, 456, 458, 480, 570, 608, 687, 760, 853, 912, 916, 1140, 1145, 1374, 1520, 1706, 1824, 1832, 2280, 2290, 2559, 2748, 3040, 3412, 3435, 3664, 4265, 4351, 4560, 4580, 5118, 5496, 6824, 6870, 7328, 8530, 8702, 9120, 9160, 10236, 10992, 12795, 13053, 13648, 13740, 16207, 17060, 17404, 18320, 20472, 21755, 21984, 25590, 26106, 27296, 27480, 32414, 34120, 34808, 36640, 40944, 43510, 48621, 51180, 52212, 54960, 64828, 65265, 68240, 69616, 81035, 81888, 87020, 97242, 102360, 104424, 109920, 129656, 130530, 136480, 139232, 162070, 174040, 194484, 195337, 204720, 208848, 243105, 259312, 261060, 324140, 348080, 388968, 390674, 409440, 417696, 486210, 518624, 522120, 586011, 648280, 696160, 777936, 781348, 972420, 976685, 1044240, 1172022, 1296560, 1555872, 1562696, 1944840, 1953370, 2088480, 2344044, 2593120, 2930055, 3125392, 3711403, 3889680, 3906740, 4688088, 5860110, 6250784, 7422806, 7779360, 7813480, 9376176, 11134209, 11720220, 14845612, 15626960, 18557015, 18752352, 22268418, 23440440, 29691224, 31253920, 37114030, 44536836, 46880880, 55671045, 59382448, 74228060, 89073672, 93761760, 111342090, 118764896, 148456120, 178147344, 222684180, 296912240, 356294688, 445368360, 593824480, 890736720, 1781473440]

約数ペア:

[(1, 1781473440), (2, 890736720), (3, 593824480), (4, 445368360), (5, 356294688), (6, 296912240), (8, 222684180), (10, 178147344), (12, 148456120), (15, 118764896), (16, 111342090), (19, 93761760), (20, 89073672), (24, 74228060), (30, 59382448), (32, 55671045), (38, 46880880), (40, 44536836), (48, 37114030), (57, 31253920), (60, 29691224), (76, 23440440), (80, 22268418), (95, 18752352), (96, 18557015), (114, 15626960), (120, 14845612), (152, 11720220), (160, 11134209), (190, 9376176), (228, 7813480), (229, 7779360), (240, 7422806), (285, 6250784), (304, 5860110), (380, 4688088), (456, 3906740), (458, 3889680), (480, 3711403), (570, 3125392), (608, 2930055), (687, 2593120), (760, 2344044), (853, 2088480), (912, 1953370), (916, 1944840), (1140, 1562696), (1145, 1555872), (1374, 1296560), (1520, 1172022), (1706, 1044240), (1824, 976685), (1832, 972420), (2280, 781348), (2290, 777936), (2559, 696160), (2748, 648280), (3040, 586011), (3412, 522120), (3435, 518624), (3664, 486210), (4265, 417696), (4351, 409440), (4560, 390674), (4580, 388968), (5118, 348080), (5496, 324140), (6824, 261060), (6870, 259312), (7328, 243105), (8530, 208848), (8702, 204720), (9120, 195337), (9160, 194484), (10236, 174040), (10992, 162070), (12795, 139232), (13053, 136480), (13648, 130530), (13740, 129656), (16207, 109920), (17060, 104424), (17404, 102360), (18320, 97242), (20472, 87020), (21755, 81888), (21984, 81035), (25590, 69616), (26106, 68240), (27296, 65265), (27480, 64828), (32414, 54960), (34120, 52212), (34808, 51180), (36640, 48621), (40944, 43510)]