681678720

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{383}}^1$

素因数の和:514

約数の個数: 256

約数和(自身を含む): 2444083200

約数和(自身を除く): 1762404480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 103, 108, 120, 128, 135, 144, 160, 180, 192, 206, 216, 240, 270, 288, 309, 320, 360, 383, 384, 412, 432, 480, 515, 540, 576, 618, 640, 720, 766, 824, 864, 927, 960, 1030, 1080, 1149, 1152, 1236, 1440, 1532, 1545, 1648, 1728, 1854, 1915, 1920, 2060, 2160, 2298, 2472, 2781, 2880, 3064, 3090, 3296, 3447, 3456, 3708, 3830, 4120, 4320, 4596, 4635, 4944, 5562, 5745, 5760, 6128, 6180, 6592, 6894, 7416, 7660, 8240, 8640, 9192, 9270, 9888, 10341, 11124, 11490, 12256, 12360, 13184, 13788, 13905, 14832, 15320, 16480, 17235, 17280, 18384, 18540, 19776, 20682, 22248, 22980, 24512, 24720, 27576, 27810, 29664, 30640, 32960, 34470, 36768, 37080, 39449, 39552, 41364, 44496, 45960, 49024, 49440, 51705, 55152, 55620, 59328, 61280, 65920, 68940, 73536, 74160, 78898, 82728, 88992, 91920, 98880, 103410, 110304, 111240, 118347, 118656, 122560, 137880, 147072, 148320, 157796, 165456, 177984, 183840, 197245, 197760, 206820, 220608, 222480, 236694, 245120, 275760, 296640, 315592, 330912, 355041, 355968, 367680, 394490, 413640, 441216, 444960, 473388, 551520, 591735, 593280, 631184, 661824, 710082, 735360, 788980, 827280, 889920, 946776, 1065123, 1103040, 1183470, 1262368, 1323648, 1420164, 1577960, 1654560, 1775205, 1779840, 1893552, 2130246, 2206080, 2366940, 2524736, 2840328, 3155920, 3309120, 3550410, 3787104, 4260492, 4733880, 5049472, 5325615, 5680656, 6311840, 6618240, 7100820, 7574208, 8520984, 9467760, 10651230, 11361312, 12623680, 14201640, 15148416, 17041968, 18935520, 21302460, 22722624, 25247360, 28403280, 34083936, 37871040, 42604920, 45445248, 56806560, 68167872, 75742080, 85209840, 113613120, 136335744, 170419680, 227226240, 340839360, 681678720]

約数ペア:

[(1, 681678720), (2, 340839360), (3, 227226240), (4, 170419680), (5, 136335744), (6, 113613120), (8, 85209840), (9, 75742080), (10, 68167872), (12, 56806560), (15, 45445248), (16, 42604920), (18, 37871040), (20, 34083936), (24, 28403280), (27, 25247360), (30, 22722624), (32, 21302460), (36, 18935520), (40, 17041968), (45, 15148416), (48, 14201640), (54, 12623680), (60, 11361312), (64, 10651230), (72, 9467760), (80, 8520984), (90, 7574208), (96, 7100820), (103, 6618240), (108, 6311840), (120, 5680656), (128, 5325615), (135, 5049472), (144, 4733880), (160, 4260492), (180, 3787104), (192, 3550410), (206, 3309120), (216, 3155920), (240, 2840328), (270, 2524736), (288, 2366940), (309, 2206080), (320, 2130246), (360, 1893552), (383, 1779840), (384, 1775205), (412, 1654560), (432, 1577960), (480, 1420164), (515, 1323648), (540, 1262368), (576, 1183470), (618, 1103040), (640, 1065123), (720, 946776), (766, 889920), (824, 827280), (864, 788980), (927, 735360), (960, 710082), (1030, 661824), (1080, 631184), (1149, 593280), (1152, 591735), (1236, 551520), (1440, 473388), (1532, 444960), (1545, 441216), (1648, 413640), (1728, 394490), (1854, 367680), (1915, 355968), (1920, 355041), (2060, 330912), (2160, 315592), (2298, 296640), (2472, 275760), (2781, 245120), (2880, 236694), (3064, 222480), (3090, 220608), (3296, 206820), (3447, 197760), (3456, 197245), (3708, 183840), (3830, 177984), (4120, 165456), (4320, 157796), (4596, 148320), (4635, 147072), (4944, 137880), (5562, 122560), (5745, 118656), (5760, 118347), (6128, 111240), (6180, 110304), (6592, 103410), (6894, 98880), (7416, 91920), (7660, 88992), (8240, 82728), (8640, 78898), (9192, 74160), (9270, 73536), (9888, 68940), (10341, 65920), (11124, 61280), (11490, 59328), (12256, 55620), (12360, 55152), (13184, 51705), (13788, 49440), (13905, 49024), (14832, 45960), (15320, 44496), (16480, 41364), (17235, 39552), (17280, 39449), (18384, 37080), (18540, 36768), (19776, 34470), (20682, 32960), (22248, 30640), (22980, 29664), (24512, 27810), (24720, 27576)]