897460480

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{349}}^1$

素因数の和:425

約数の個数: 216

約数和(自身を含む): 2569001400

約数和(自身を除く): 1671540920

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, 349, 392, 410, 448, 490, 560, 574, 640, 656, 698, 784, 820, 896, 980, 1120, 1148, 1280, 1312, 1396, 1435, 1568, 1640, 1745, 1792, 1960, 2009, 2240, 2296, 2443, 2624, 2792, 2870, 3136, 3280, 3490, 3920, 4018, 4480, 4592, 4886, 5248, 5584, 5740, 6272, 6560, 6980, 7840, 8036, 8960, 9184, 9772, 10045, 10496, 11168, 11480, 12215, 12544, 13120, 13960, 14309, 15680, 16072, 17101, 18368, 19544, 20090, 22336, 22960, 24430, 26240, 27920, 28618, 31360, 32144, 34202, 36736, 39088, 40180, 44672, 45920, 48860, 52480, 55840, 57236, 62720, 64288, 68404, 71545, 73472, 78176, 80360, 85505, 89344, 91840, 97720, 100163, 111680, 114472, 128576, 136808, 143090, 156352, 160720, 171010, 183680, 195440, 200326, 223360, 228944, 257152, 273616, 286180, 312704, 321440, 342020, 367360, 390880, 400652, 446720, 457888, 500815, 514304, 547232, 572360, 625408, 642880, 684040, 701141, 781760, 801304, 915776, 1001630, 1094464, 1144720, 1285760, 1368080, 1402282, 1563520, 1602608, 1831552, 2003260, 2188928, 2289440, 2571520, 2736160, 2804564, 3127040, 3205216, 3505705, 3663104, 4006520, 4377856, 4578880, 5472320, 5609128, 6410432, 7011410, 8013040, 9157760, 10944640, 11218256, 12820864, 14022820, 16026080, 18315520, 21889280, 22436512, 25641728, 28045640, 32052160, 44873024, 56091280, 64104320, 89746048, 112182560, 128208640, 179492096, 224365120, 448730240, 897460480]

約数ペア:

[(1, 897460480), (2, 448730240), (4, 224365120), (5, 179492096), (7, 128208640), (8, 112182560), (10, 89746048), (14, 64104320), (16, 56091280), (20, 44873024), (28, 32052160), (32, 28045640), (35, 25641728), (40, 22436512), (41, 21889280), (49, 18315520), (56, 16026080), (64, 14022820), (70, 12820864), (80, 11218256), (82, 10944640), (98, 9157760), (112, 8013040), (128, 7011410), (140, 6410432), (160, 5609128), (164, 5472320), (196, 4578880), (205, 4377856), (224, 4006520), (245, 3663104), (256, 3505705), (280, 3205216), (287, 3127040), (320, 2804564), (328, 2736160), (349, 2571520), (392, 2289440), (410, 2188928), (448, 2003260), (490, 1831552), (560, 1602608), (574, 1563520), (640, 1402282), (656, 1368080), (698, 1285760), (784, 1144720), (820, 1094464), (896, 1001630), (980, 915776), (1120, 801304), (1148, 781760), (1280, 701141), (1312, 684040), (1396, 642880), (1435, 625408), (1568, 572360), (1640, 547232), (1745, 514304), (1792, 500815), (1960, 457888), (2009, 446720), (2240, 400652), (2296, 390880), (2443, 367360), (2624, 342020), (2792, 321440), (2870, 312704), (3136, 286180), (3280, 273616), (3490, 257152), (3920, 228944), (4018, 223360), (4480, 200326), (4592, 195440), (4886, 183680), (5248, 171010), (5584, 160720), (5740, 156352), (6272, 143090), (6560, 136808), (6980, 128576), (7840, 114472), (8036, 111680), (8960, 100163), (9184, 97720), (9772, 91840), (10045, 89344), (10496, 85505), (11168, 80360), (11480, 78176), (12215, 73472), (12544, 71545), (13120, 68404), (13960, 64288), (14309, 62720), (15680, 57236), (16072, 55840), (17101, 52480), (18368, 48860), (19544, 45920), (20090, 44672), (22336, 40180), (22960, 39088), (24430, 36736), (26240, 34202), (27920, 32144), (28618, 31360)]