129046400

素因数分解:

$2^7\times 5^2\times 7^2\times {\mathrm{823}}^1$

素因数の和:861

約数の個数: 144

約数和(自身を含む): 371282040

約数和(自身を除く): 242235640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 128, 140, 160, 175, 196, 200, 224, 245, 280, 320, 350, 392, 400, 448, 490, 560, 640, 700, 784, 800, 823, 896, 980, 1120, 1225, 1400, 1568, 1600, 1646, 1960, 2240, 2450, 2800, 3136, 3200, 3292, 3920, 4115, 4480, 4900, 5600, 5761, 6272, 6584, 7840, 8230, 9800, 11200, 11522, 13168, 15680, 16460, 19600, 20575, 22400, 23044, 26336, 28805, 31360, 32920, 39200, 40327, 41150, 46088, 52672, 57610, 65840, 78400, 80654, 82300, 92176, 105344, 115220, 131680, 144025, 156800, 161308, 164600, 184352, 201635, 230440, 263360, 288050, 322616, 329200, 368704, 403270, 460880, 526720, 576100, 645232, 658400, 737408, 806540, 921760, 1008175, 1152200, 1290464, 1316800, 1613080, 1843520, 2016350, 2304400, 2580928, 2633600, 3226160, 3687040, 4032700, 4608800, 5161856, 6452320, 8065400, 9217600, 12904640, 16130800, 18435200, 25809280, 32261600, 64523200, 129046400]

約数ペア:

[(1, 129046400), (2, 64523200), (4, 32261600), (5, 25809280), (7, 18435200), (8, 16130800), (10, 12904640), (14, 9217600), (16, 8065400), (20, 6452320), (25, 5161856), (28, 4608800), (32, 4032700), (35, 3687040), (40, 3226160), (49, 2633600), (50, 2580928), (56, 2304400), (64, 2016350), (70, 1843520), (80, 1613080), (98, 1316800), (100, 1290464), (112, 1152200), (128, 1008175), (140, 921760), (160, 806540), (175, 737408), (196, 658400), (200, 645232), (224, 576100), (245, 526720), (280, 460880), (320, 403270), (350, 368704), (392, 329200), (400, 322616), (448, 288050), (490, 263360), (560, 230440), (640, 201635), (700, 184352), (784, 164600), (800, 161308), (823, 156800), (896, 144025), (980, 131680), (1120, 115220), (1225, 105344), (1400, 92176), (1568, 82300), (1600, 80654), (1646, 78400), (1960, 65840), (2240, 57610), (2450, 52672), (2800, 46088), (3136, 41150), (3200, 40327), (3292, 39200), (3920, 32920), (4115, 31360), (4480, 28805), (4900, 26336), (5600, 23044), (5761, 22400), (6272, 20575), (6584, 19600), (7840, 16460), (8230, 15680), (9800, 13168), (11200, 11522)]