638223984

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2621}}^1$

素因数の和:2743

約数の個数: 120

約数和(自身を含む): 1901998800

約数和(自身を除く): 1263774816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 89, 114, 144, 152, 171, 178, 228, 267, 304, 342, 356, 456, 534, 684, 712, 801, 912, 1068, 1368, 1424, 1602, 1691, 2136, 2621, 2736, 3204, 3382, 4272, 5073, 5242, 6408, 6764, 7863, 10146, 10484, 12816, 13528, 15219, 15726, 20292, 20968, 23589, 27056, 30438, 31452, 40584, 41936, 47178, 49799, 60876, 62904, 81168, 94356, 99598, 121752, 125808, 149397, 188712, 199196, 233269, 243504, 298794, 377424, 398392, 448191, 466538, 597588, 699807, 796784, 896382, 933076, 1195176, 1399614, 1792764, 1866152, 2099421, 2390352, 2799228, 3585528, 3732304, 4198842, 4432111, 5598456, 7171056, 8397684, 8864222, 11196912, 13296333, 16795368, 17728444, 26592666, 33590736, 35456888, 39888999, 53185332, 70913776, 79777998, 106370664, 159555996, 212741328, 319111992, 638223984]

約数ペア:

[(1, 638223984), (2, 319111992), (3, 212741328), (4, 159555996), (6, 106370664), (8, 79777998), (9, 70913776), (12, 53185332), (16, 39888999), (18, 35456888), (19, 33590736), (24, 26592666), (36, 17728444), (38, 16795368), (48, 13296333), (57, 11196912), (72, 8864222), (76, 8397684), (89, 7171056), (114, 5598456), (144, 4432111), (152, 4198842), (171, 3732304), (178, 3585528), (228, 2799228), (267, 2390352), (304, 2099421), (342, 1866152), (356, 1792764), (456, 1399614), (534, 1195176), (684, 933076), (712, 896382), (801, 796784), (912, 699807), (1068, 597588), (1368, 466538), (1424, 448191), (1602, 398392), (1691, 377424), (2136, 298794), (2621, 243504), (2736, 233269), (3204, 199196), (3382, 188712), (4272, 149397), (5073, 125808), (5242, 121752), (6408, 99598), (6764, 94356), (7863, 81168), (10146, 62904), (10484, 60876), (12816, 49799), (13528, 47178), (15219, 41936), (15726, 40584), (20292, 31452), (20968, 30438), (23589, 27056)]