180893440

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1553}}^1$

素因数の和:1594

約数の個数: 144

約数和(自身を含む): 533631168

約数和(自身を除く): 352737728

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1280, 1456, 1553, 1664, 1792, 1820, 2080, 2240, 2912, 3106, 3328, 3640, 4160, 4480, 5824, 6212, 7280, 7765, 8320, 8960, 10871, 11648, 12424, 14560, 15530, 16640, 20189, 21742, 23296, 24848, 29120, 31060, 40378, 43484, 49696, 54355, 58240, 62120, 80756, 86968, 99392, 100945, 108710, 116480, 124240, 141323, 161512, 173936, 198784, 201890, 217420, 248480, 282646, 323024, 347872, 397568, 403780, 434840, 496960, 565292, 646048, 695744, 706615, 807560, 869680, 993920, 1130584, 1292096, 1391488, 1413230, 1615120, 1739360, 1987840, 2261168, 2584192, 2782976, 2826460, 3230240, 3478720, 4522336, 5168384, 5652920, 6460480, 6957440, 9044672, 11305840, 12920960, 13914880, 18089344, 22611680, 25841920, 36178688, 45223360, 90446720, 180893440]

約数ペア:

[(1, 180893440), (2, 90446720), (4, 45223360), (5, 36178688), (7, 25841920), (8, 22611680), (10, 18089344), (13, 13914880), (14, 12920960), (16, 11305840), (20, 9044672), (26, 6957440), (28, 6460480), (32, 5652920), (35, 5168384), (40, 4522336), (52, 3478720), (56, 3230240), (64, 2826460), (65, 2782976), (70, 2584192), (80, 2261168), (91, 1987840), (104, 1739360), (112, 1615120), (128, 1413230), (130, 1391488), (140, 1292096), (160, 1130584), (182, 993920), (208, 869680), (224, 807560), (256, 706615), (260, 695744), (280, 646048), (320, 565292), (364, 496960), (416, 434840), (448, 403780), (455, 397568), (520, 347872), (560, 323024), (640, 282646), (728, 248480), (832, 217420), (896, 201890), (910, 198784), (1040, 173936), (1120, 161512), (1280, 141323), (1456, 124240), (1553, 116480), (1664, 108710), (1792, 100945), (1820, 99392), (2080, 86968), (2240, 80756), (2912, 62120), (3106, 58240), (3328, 54355), (3640, 49696), (4160, 43484), (4480, 40378), (5824, 31060), (6212, 29120), (7280, 24848), (7765, 23296), (8320, 21742), (8960, 20189), (10871, 16640), (11648, 15530), (12424, 14560)]