90446720

素因数分解:

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

素因数の和:1592

約数の個数: 128

約数和(自身を含む): 266293440

約数和(自身を除く): 175846720

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, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1456, 1553, 1664, 1820, 2080, 2240, 2912, 3106, 3640, 4160, 4480, 5824, 6212, 7280, 7765, 8320, 10871, 11648, 12424, 14560, 15530, 20189, 21742, 24848, 29120, 31060, 40378, 43484, 49696, 54355, 58240, 62120, 80756, 86968, 99392, 100945, 108710, 124240, 141323, 161512, 173936, 198784, 201890, 217420, 248480, 282646, 323024, 347872, 403780, 434840, 496960, 565292, 646048, 695744, 706615, 807560, 869680, 993920, 1130584, 1292096, 1391488, 1413230, 1615120, 1739360, 2261168, 2584192, 2826460, 3230240, 3478720, 4522336, 5652920, 6460480, 6957440, 9044672, 11305840, 12920960, 18089344, 22611680, 45223360, 90446720]

約数ペア:

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