648040025920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{589213}}^1$

素因数の和:589728

約数の個数: 112

約数和(自身を含む): 1767189483648

約数和(自身を除く): 1119149457728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 491, 560, 982, 1120, 1964, 2240, 2455, 3437, 3928, 4910, 6874, 7856, 9820, 13748, 15712, 17185, 19640, 27496, 31424, 34370, 39280, 54992, 68740, 78560, 109984, 137480, 157120, 219968, 274960, 549920, 589213, 1099840, 1178426, 2356852, 2946065, 4124491, 4713704, 5892130, 8248982, 9427408, 11784260, 16497964, 18854816, 20622455, 23568520, 32995928, 37709632, 41244910, 47137040, 65991856, 82489820, 94274080, 131983712, 164979640, 188548160, 263967424, 289303583, 329959280, 578607166, 659918560, 1157214332, 1319837120, 1446517915, 2025125081, 2314428664, 2893035830, 4050250162, 4628857328, 5786071660, 8100500324, 9257714656, 10125625405, 11572143320, 16201000648, 18515429312, 20251250810, 23144286640, 32402001296, 40502501620, 46288573280, 64804002592, 81005003240, 92577146560, 129608005184, 162010006480, 324020012960, 648040025920]

約数ペア:

[(1, 648040025920), (2, 324020012960), (4, 162010006480), (5, 129608005184), (7, 92577146560), (8, 81005003240), (10, 64804002592), (14, 46288573280), (16, 40502501620), (20, 32402001296), (28, 23144286640), (32, 20251250810), (35, 18515429312), (40, 16201000648), (56, 11572143320), (64, 10125625405), (70, 9257714656), (80, 8100500324), (112, 5786071660), (140, 4628857328), (160, 4050250162), (224, 2893035830), (280, 2314428664), (320, 2025125081), (448, 1446517915), (491, 1319837120), (560, 1157214332), (982, 659918560), (1120, 578607166), (1964, 329959280), (2240, 289303583), (2455, 263967424), (3437, 188548160), (3928, 164979640), (4910, 131983712), (6874, 94274080), (7856, 82489820), (9820, 65991856), (13748, 47137040), (15712, 41244910), (17185, 37709632), (19640, 32995928), (27496, 23568520), (31424, 20622455), (34370, 18854816), (39280, 16497964), (54992, 11784260), (68740, 9427408), (78560, 8248982), (109984, 5892130), (137480, 4713704), (157120, 4124491), (219968, 2946065), (274960, 2356852), (549920, 1178426), (589213, 1099840)]