28244160

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{467}}^1$

素因数の和:500

約数の個数: 224

約数和(自身を含む): 114117120

約数和(自身を除く): 85872960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 420, 432, 448, 467, 480, 504, 540, 560, 576, 630, 672, 720, 756, 840, 864, 934, 945, 960, 1008, 1080, 1120, 1260, 1344, 1401, 1440, 1512, 1680, 1728, 1868, 1890, 2016, 2160, 2240, 2335, 2520, 2802, 2880, 3024, 3269, 3360, 3736, 3780, 4032, 4203, 4320, 4670, 5040, 5604, 6048, 6538, 6720, 7005, 7472, 7560, 8406, 8640, 9340, 9807, 10080, 11208, 12096, 12609, 13076, 14010, 14944, 15120, 16345, 16812, 18680, 19614, 20160, 21015, 22416, 25218, 26152, 28020, 29421, 29888, 30240, 32690, 33624, 37360, 39228, 42030, 44832, 49035, 50436, 52304, 56040, 58842, 60480, 63045, 65380, 67248, 74720, 78456, 84060, 88263, 89664, 98070, 100872, 104608, 112080, 117684, 126090, 130760, 134496, 147105, 149440, 156912, 168120, 176526, 196140, 201744, 209216, 224160, 235368, 252180, 261520, 268992, 294210, 313824, 336240, 353052, 392280, 403488, 441315, 448320, 470736, 504360, 523040, 588420, 627648, 672480, 706104, 784560, 806976, 882630, 941472, 1008720, 1046080, 1176840, 1344960, 1412208, 1569120, 1765260, 1882944, 2017440, 2353680, 2824416, 3138240, 3530520, 4034880, 4707360, 5648832, 7061040, 9414720, 14122080, 28244160]

約数ペア:

[(1, 28244160), (2, 14122080), (3, 9414720), (4, 7061040), (5, 5648832), (6, 4707360), (7, 4034880), (8, 3530520), (9, 3138240), (10, 2824416), (12, 2353680), (14, 2017440), (15, 1882944), (16, 1765260), (18, 1569120), (20, 1412208), (21, 1344960), (24, 1176840), (27, 1046080), (28, 1008720), (30, 941472), (32, 882630), (35, 806976), (36, 784560), (40, 706104), (42, 672480), (45, 627648), (48, 588420), (54, 523040), (56, 504360), (60, 470736), (63, 448320), (64, 441315), (70, 403488), (72, 392280), (80, 353052), (84, 336240), (90, 313824), (96, 294210), (105, 268992), (108, 261520), (112, 252180), (120, 235368), (126, 224160), (135, 209216), (140, 201744), (144, 196140), (160, 176526), (168, 168120), (180, 156912), (189, 149440), (192, 147105), (210, 134496), (216, 130760), (224, 126090), (240, 117684), (252, 112080), (270, 104608), (280, 100872), (288, 98070), (315, 89664), (320, 88263), (336, 84060), (360, 78456), (378, 74720), (420, 67248), (432, 65380), (448, 63045), (467, 60480), (480, 58842), (504, 56040), (540, 52304), (560, 50436), (576, 49035), (630, 44832), (672, 42030), (720, 39228), (756, 37360), (840, 33624), (864, 32690), (934, 30240), (945, 29888), (960, 29421), (1008, 28020), (1080, 26152), (1120, 25218), (1260, 22416), (1344, 21015), (1401, 20160), (1440, 19614), (1512, 18680), (1680, 16812), (1728, 16345), (1868, 15120), (1890, 14944), (2016, 14010), (2160, 13076), (2240, 12609), (2335, 12096), (2520, 11208), (2802, 10080), (2880, 9807), (3024, 9340), (3269, 8640), (3360, 8406), (3736, 7560), (3780, 7472), (4032, 7005), (4203, 6720), (4320, 6538), (4670, 6048), (5040, 5604)]