997004960

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:564

約数の個数: 192

約数和(自身を含む): 2826835200

約数和(自身を除く): 1829830240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 49, 56, 70, 74, 80, 98, 112, 140, 148, 160, 185, 196, 224, 245, 259, 280, 296, 343, 370, 392, 490, 491, 518, 560, 592, 686, 740, 784, 980, 982, 1036, 1120, 1184, 1295, 1372, 1480, 1568, 1715, 1813, 1960, 1964, 2072, 2455, 2590, 2744, 2960, 3430, 3437, 3626, 3920, 3928, 4144, 4910, 5180, 5488, 5920, 6860, 6874, 7252, 7840, 7856, 8288, 9065, 9820, 10360, 10976, 12691, 13720, 13748, 14504, 15712, 17185, 18130, 18167, 19640, 20720, 24059, 25382, 27440, 27496, 29008, 34370, 36260, 36334, 39280, 41440, 48118, 50764, 54880, 54992, 58016, 63455, 68740, 72520, 72668, 78560, 90835, 96236, 101528, 109984, 120295, 126910, 127169, 137480, 145040, 145336, 168413, 181670, 192472, 203056, 240590, 253820, 254338, 274960, 290080, 290672, 336826, 363340, 384944, 406112, 481180, 507640, 508676, 549920, 581344, 635845, 673652, 726680, 769888, 842065, 890183, 962360, 1015280, 1017352, 1271690, 1347304, 1453360, 1684130, 1780366, 1924720, 2030560, 2034704, 2543380, 2694608, 2906720, 3368260, 3560732, 3849440, 4069408, 4450915, 5086760, 5389216, 6231281, 6736520, 7121464, 8901830, 10173520, 12462562, 13473040, 14242928, 17803660, 20347040, 24925124, 26946080, 28485856, 31156405, 35607320, 49850248, 62312810, 71214640, 99700496, 124625620, 142429280, 199400992, 249251240, 498502480, 997004960]

約数ペア:

[(1, 997004960), (2, 498502480), (4, 249251240), (5, 199400992), (7, 142429280), (8, 124625620), (10, 99700496), (14, 71214640), (16, 62312810), (20, 49850248), (28, 35607320), (32, 31156405), (35, 28485856), (37, 26946080), (40, 24925124), (49, 20347040), (56, 17803660), (70, 14242928), (74, 13473040), (80, 12462562), (98, 10173520), (112, 8901830), (140, 7121464), (148, 6736520), (160, 6231281), (185, 5389216), (196, 5086760), (224, 4450915), (245, 4069408), (259, 3849440), (280, 3560732), (296, 3368260), (343, 2906720), (370, 2694608), (392, 2543380), (490, 2034704), (491, 2030560), (518, 1924720), (560, 1780366), (592, 1684130), (686, 1453360), (740, 1347304), (784, 1271690), (980, 1017352), (982, 1015280), (1036, 962360), (1120, 890183), (1184, 842065), (1295, 769888), (1372, 726680), (1480, 673652), (1568, 635845), (1715, 581344), (1813, 549920), (1960, 508676), (1964, 507640), (2072, 481180), (2455, 406112), (2590, 384944), (2744, 363340), (2960, 336826), (3430, 290672), (3437, 290080), (3626, 274960), (3920, 254338), (3928, 253820), (4144, 240590), (4910, 203056), (5180, 192472), (5488, 181670), (5920, 168413), (6860, 145336), (6874, 145040), (7252, 137480), (7840, 127169), (7856, 126910), (8288, 120295), (9065, 109984), (9820, 101528), (10360, 96236), (10976, 90835), (12691, 78560), (13720, 72668), (13748, 72520), (14504, 68740), (15712, 63455), (17185, 58016), (18130, 54992), (18167, 54880), (19640, 50764), (20720, 48118), (24059, 41440), (25382, 39280), (27440, 36334), (27496, 36260), (29008, 34370)]