72190720

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{1151}}^1$

素因数の和:1186

約数の個数: 108

約数和(自身を含む): 201325824

約数和(自身を除く): 129135104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1151, 1280, 1568, 1792, 1960, 2240, 2302, 3136, 3920, 4480, 4604, 5755, 6272, 7840, 8057, 8960, 9208, 11510, 12544, 15680, 16114, 18416, 23020, 31360, 32228, 36832, 40285, 46040, 56399, 62720, 64456, 73664, 80570, 92080, 112798, 128912, 147328, 161140, 184160, 225596, 257824, 281995, 294656, 322280, 368320, 451192, 515648, 563990, 644560, 736640, 902384, 1031296, 1127980, 1289120, 1473280, 1804768, 2062592, 2255960, 2578240, 3609536, 4511920, 5156480, 7219072, 9023840, 10312960, 14438144, 18047680, 36095360, 72190720]

約数ペア:

[(1, 72190720), (2, 36095360), (4, 18047680), (5, 14438144), (7, 10312960), (8, 9023840), (10, 7219072), (14, 5156480), (16, 4511920), (20, 3609536), (28, 2578240), (32, 2255960), (35, 2062592), (40, 1804768), (49, 1473280), (56, 1289120), (64, 1127980), (70, 1031296), (80, 902384), (98, 736640), (112, 644560), (128, 563990), (140, 515648), (160, 451192), (196, 368320), (224, 322280), (245, 294656), (256, 281995), (280, 257824), (320, 225596), (392, 184160), (448, 161140), (490, 147328), (560, 128912), (640, 112798), (784, 92080), (896, 80570), (980, 73664), (1120, 64456), (1151, 62720), (1280, 56399), (1568, 46040), (1792, 40285), (1960, 36832), (2240, 32228), (2302, 31360), (3136, 23020), (3920, 18416), (4480, 16114), (4604, 15680), (5755, 12544), (6272, 11510), (7840, 9208), (8057, 8960)]