149905280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{33461}}^1$

素因数の和:33487

約数の個数: 64

約数和(自身を含む): 409574880

約数和(自身を除く): 259669600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 33461, 66922, 133844, 167305, 234227, 267688, 334610, 468454, 535376, 669220, 936908, 1070752, 1171135, 1338440, 1873816, 2141504, 2342270, 2676880, 3747632, 4283008, 4684540, 5353760, 7495264, 9369080, 10707520, 14990528, 18738160, 21415040, 29981056, 37476320, 74952640, 149905280]

約数ペア:

[(1, 149905280), (2, 74952640), (4, 37476320), (5, 29981056), (7, 21415040), (8, 18738160), (10, 14990528), (14, 10707520), (16, 9369080), (20, 7495264), (28, 5353760), (32, 4684540), (35, 4283008), (40, 3747632), (56, 2676880), (64, 2342270), (70, 2141504), (80, 1873816), (112, 1338440), (128, 1171135), (140, 1070752), (160, 936908), (224, 669220), (280, 535376), (320, 468454), (448, 334610), (560, 267688), (640, 234227), (896, 167305), (1120, 133844), (2240, 66922), (4480, 33461)]