917077120

素因数分解:

$2^7\times 5^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:390

約数の個数: 128

約数和(自身を含む): 2258280000

約数和(自身を除く): 1341202880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 128, 149, 160, 163, 236, 295, 298, 320, 326, 472, 590, 596, 640, 652, 745, 815, 944, 1180, 1192, 1304, 1490, 1630, 1888, 2360, 2384, 2608, 2980, 3260, 3776, 4720, 4768, 5216, 5960, 6520, 7552, 8791, 9440, 9536, 9617, 10432, 11920, 13040, 17582, 18880, 19072, 19234, 20864, 23840, 24287, 26080, 35164, 37760, 38468, 43955, 47680, 48085, 48574, 52160, 70328, 76936, 87910, 95360, 96170, 97148, 104320, 121435, 140656, 153872, 175820, 192340, 194296, 242870, 281312, 307744, 351640, 384680, 388592, 485740, 562624, 615488, 703280, 769360, 777184, 971480, 1125248, 1230976, 1406560, 1432933, 1538720, 1554368, 1942960, 2813120, 2865866, 3077440, 3108736, 3885920, 5626240, 5731732, 6154880, 7164665, 7771840, 11463464, 14329330, 15543680, 22926928, 28658660, 45853856, 57317320, 91707712, 114634640, 183415424, 229269280, 458538560, 917077120]

約数ペア:

[(1, 917077120), (2, 458538560), (4, 229269280), (5, 183415424), (8, 114634640), (10, 91707712), (16, 57317320), (20, 45853856), (32, 28658660), (40, 22926928), (59, 15543680), (64, 14329330), (80, 11463464), (118, 7771840), (128, 7164665), (149, 6154880), (160, 5731732), (163, 5626240), (236, 3885920), (295, 3108736), (298, 3077440), (320, 2865866), (326, 2813120), (472, 1942960), (590, 1554368), (596, 1538720), (640, 1432933), (652, 1406560), (745, 1230976), (815, 1125248), (944, 971480), (1180, 777184), (1192, 769360), (1304, 703280), (1490, 615488), (1630, 562624), (1888, 485740), (2360, 388592), (2384, 384680), (2608, 351640), (2980, 307744), (3260, 281312), (3776, 242870), (4720, 194296), (4768, 192340), (5216, 175820), (5960, 153872), (6520, 140656), (7552, 121435), (8791, 104320), (9440, 97148), (9536, 96170), (9617, 95360), (10432, 87910), (11920, 76936), (13040, 70328), (17582, 52160), (18880, 48574), (19072, 48085), (19234, 47680), (20864, 43955), (23840, 38468), (24287, 37760), (26080, 35164)]