28136640

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:159

約数の個数: 224

約数和(自身を含む): 105338880

約数和(自身を除く): 77202240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 53, 56, 60, 64, 70, 79, 80, 84, 96, 105, 106, 112, 120, 140, 158, 159, 160, 168, 192, 210, 212, 224, 237, 240, 265, 280, 316, 318, 320, 336, 371, 395, 420, 424, 448, 474, 480, 530, 553, 560, 632, 636, 672, 742, 790, 795, 840, 848, 948, 960, 1060, 1106, 1113, 1120, 1185, 1264, 1272, 1344, 1484, 1580, 1590, 1659, 1680, 1696, 1855, 1896, 2120, 2212, 2226, 2240, 2370, 2528, 2544, 2765, 2968, 3160, 3180, 3318, 3360, 3392, 3710, 3792, 4187, 4240, 4424, 4452, 4740, 5056, 5088, 5530, 5565, 5936, 6320, 6360, 6636, 6720, 7420, 7584, 8295, 8374, 8480, 8848, 8904, 9480, 10176, 11060, 11130, 11872, 12561, 12640, 12720, 13272, 14840, 15168, 16590, 16748, 16960, 17696, 17808, 18960, 20935, 22120, 22260, 23744, 25122, 25280, 25440, 26544, 29309, 29680, 33180, 33496, 35392, 35616, 37920, 41870, 44240, 44520, 50244, 50880, 53088, 58618, 59360, 62805, 66360, 66992, 71232, 75840, 83740, 87927, 88480, 89040, 100488, 106176, 117236, 118720, 125610, 132720, 133984, 146545, 167480, 175854, 176960, 178080, 200976, 234472, 251220, 265440, 267968, 293090, 334960, 351708, 356160, 401952, 439635, 468944, 502440, 530880, 586180, 669920, 703416, 803904, 879270, 937888, 1004880, 1172360, 1339840, 1406832, 1758540, 1875776, 2009760, 2344720, 2813664, 3517080, 4019520, 4689440, 5627328, 7034160, 9378880, 14068320, 28136640]

約数ペア:

[(1, 28136640), (2, 14068320), (3, 9378880), (4, 7034160), (5, 5627328), (6, 4689440), (7, 4019520), (8, 3517080), (10, 2813664), (12, 2344720), (14, 2009760), (15, 1875776), (16, 1758540), (20, 1406832), (21, 1339840), (24, 1172360), (28, 1004880), (30, 937888), (32, 879270), (35, 803904), (40, 703416), (42, 669920), (48, 586180), (53, 530880), (56, 502440), (60, 468944), (64, 439635), (70, 401952), (79, 356160), (80, 351708), (84, 334960), (96, 293090), (105, 267968), (106, 265440), (112, 251220), (120, 234472), (140, 200976), (158, 178080), (159, 176960), (160, 175854), (168, 167480), (192, 146545), (210, 133984), (212, 132720), (224, 125610), (237, 118720), (240, 117236), (265, 106176), (280, 100488), (316, 89040), (318, 88480), (320, 87927), (336, 83740), (371, 75840), (395, 71232), (420, 66992), (424, 66360), (448, 62805), (474, 59360), (480, 58618), (530, 53088), (553, 50880), (560, 50244), (632, 44520), (636, 44240), (672, 41870), (742, 37920), (790, 35616), (795, 35392), (840, 33496), (848, 33180), (948, 29680), (960, 29309), (1060, 26544), (1106, 25440), (1113, 25280), (1120, 25122), (1185, 23744), (1264, 22260), (1272, 22120), (1344, 20935), (1484, 18960), (1580, 17808), (1590, 17696), (1659, 16960), (1680, 16748), (1696, 16590), (1855, 15168), (1896, 14840), (2120, 13272), (2212, 12720), (2226, 12640), (2240, 12561), (2370, 11872), (2528, 11130), (2544, 11060), (2765, 10176), (2968, 9480), (3160, 8904), (3180, 8848), (3318, 8480), (3360, 8374), (3392, 8295), (3710, 7584), (3792, 7420), (4187, 6720), (4240, 6636), (4424, 6360), (4452, 6320), (4740, 5936), (5056, 5565), (5088, 5530)]