72002560

素因数分解:

$2^{10}\times 5^1\times 7^3\times {\mathrm{41}}^1$

素因数の和:87

約数の個数: 176

約数和(自身を含む): 206337600

約数和(自身を除く): 134335040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 56, 64, 70, 80, 82, 98, 112, 128, 140, 160, 164, 196, 205, 224, 245, 256, 280, 287, 320, 328, 343, 392, 410, 448, 490, 512, 560, 574, 640, 656, 686, 784, 820, 896, 980, 1024, 1120, 1148, 1280, 1312, 1372, 1435, 1568, 1640, 1715, 1792, 1960, 2009, 2240, 2296, 2560, 2624, 2744, 2870, 3136, 3280, 3430, 3584, 3920, 4018, 4480, 4592, 5120, 5248, 5488, 5740, 6272, 6560, 6860, 7168, 7840, 8036, 8960, 9184, 10045, 10496, 10976, 11480, 12544, 13120, 13720, 14063, 15680, 16072, 17920, 18368, 20090, 20992, 21952, 22960, 25088, 26240, 27440, 28126, 31360, 32144, 35840, 36736, 40180, 41984, 43904, 45920, 50176, 52480, 54880, 56252, 62720, 64288, 70315, 73472, 80360, 87808, 91840, 104960, 109760, 112504, 125440, 128576, 140630, 146944, 160720, 175616, 183680, 209920, 219520, 225008, 250880, 257152, 281260, 293888, 321440, 351232, 367360, 439040, 450016, 514304, 562520, 642880, 734720, 878080, 900032, 1028608, 1125040, 1285760, 1469440, 1756160, 1800064, 2057216, 2250080, 2571520, 3600128, 4500160, 5143040, 7200256, 9000320, 10286080, 14400512, 18000640, 36001280, 72002560]

約数ペア:

[(1, 72002560), (2, 36001280), (4, 18000640), (5, 14400512), (7, 10286080), (8, 9000320), (10, 7200256), (14, 5143040), (16, 4500160), (20, 3600128), (28, 2571520), (32, 2250080), (35, 2057216), (40, 1800064), (41, 1756160), (49, 1469440), (56, 1285760), (64, 1125040), (70, 1028608), (80, 900032), (82, 878080), (98, 734720), (112, 642880), (128, 562520), (140, 514304), (160, 450016), (164, 439040), (196, 367360), (205, 351232), (224, 321440), (245, 293888), (256, 281260), (280, 257152), (287, 250880), (320, 225008), (328, 219520), (343, 209920), (392, 183680), (410, 175616), (448, 160720), (490, 146944), (512, 140630), (560, 128576), (574, 125440), (640, 112504), (656, 109760), (686, 104960), (784, 91840), (820, 87808), (896, 80360), (980, 73472), (1024, 70315), (1120, 64288), (1148, 62720), (1280, 56252), (1312, 54880), (1372, 52480), (1435, 50176), (1568, 45920), (1640, 43904), (1715, 41984), (1792, 40180), (1960, 36736), (2009, 35840), (2240, 32144), (2296, 31360), (2560, 28126), (2624, 27440), (2744, 26240), (2870, 25088), (3136, 22960), (3280, 21952), (3430, 20992), (3584, 20090), (3920, 18368), (4018, 17920), (4480, 16072), (4592, 15680), (5120, 14063), (5248, 13720), (5488, 13120), (5740, 12544), (6272, 11480), (6560, 10976), (6860, 10496), (7168, 10045), (7840, 9184), (8036, 8960)]