21235200

素因数分解:

$2^9\times 3^1\times 5^2\times 7^1\times {\mathrm{79}}^1$

素因数の和:117

約数の個数: 240

約数和(自身を含む): 81185280

約数和(自身を除く): 59950080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 79, 80, 84, 96, 100, 105, 112, 120, 128, 140, 150, 158, 160, 168, 175, 192, 200, 210, 224, 237, 240, 256, 280, 300, 316, 320, 336, 350, 384, 395, 400, 420, 448, 474, 480, 512, 525, 553, 560, 600, 632, 640, 672, 700, 768, 790, 800, 840, 896, 948, 960, 1050, 1106, 1120, 1185, 1200, 1264, 1280, 1344, 1400, 1536, 1580, 1600, 1659, 1680, 1792, 1896, 1920, 1975, 2100, 2212, 2240, 2370, 2400, 2528, 2560, 2688, 2765, 2800, 3160, 3200, 3318, 3360, 3584, 3792, 3840, 3950, 4200, 4424, 4480, 4740, 4800, 5056, 5376, 5530, 5600, 5925, 6320, 6400, 6636, 6720, 7584, 7680, 7900, 8295, 8400, 8848, 8960, 9480, 9600, 10112, 10752, 11060, 11200, 11850, 12640, 12800, 13272, 13440, 13825, 15168, 15800, 16590, 16800, 17696, 17920, 18960, 19200, 20224, 22120, 22400, 23700, 25280, 26544, 26880, 27650, 30336, 31600, 33180, 33600, 35392, 37920, 38400, 40448, 41475, 44240, 44800, 47400, 50560, 53088, 53760, 55300, 60672, 63200, 66360, 67200, 70784, 75840, 82950, 88480, 89600, 94800, 101120, 106176, 110600, 121344, 126400, 132720, 134400, 141568, 151680, 165900, 176960, 189600, 202240, 212352, 221200, 252800, 265440, 268800, 283136, 303360, 331800, 353920, 379200, 424704, 442400, 505600, 530880, 606720, 663600, 707840, 758400, 849408, 884800, 1011200, 1061760, 1327200, 1415680, 1516800, 1769600, 2123520, 2654400, 3033600, 3539200, 4247040, 5308800, 7078400, 10617600, 21235200]

約数ペア:

[(1, 21235200), (2, 10617600), (3, 7078400), (4, 5308800), (5, 4247040), (6, 3539200), (7, 3033600), (8, 2654400), (10, 2123520), (12, 1769600), (14, 1516800), (15, 1415680), (16, 1327200), (20, 1061760), (21, 1011200), (24, 884800), (25, 849408), (28, 758400), (30, 707840), (32, 663600), (35, 606720), (40, 530880), (42, 505600), (48, 442400), (50, 424704), (56, 379200), (60, 353920), (64, 331800), (70, 303360), (75, 283136), (79, 268800), (80, 265440), (84, 252800), (96, 221200), (100, 212352), (105, 202240), (112, 189600), (120, 176960), (128, 165900), (140, 151680), (150, 141568), (158, 134400), (160, 132720), (168, 126400), (175, 121344), (192, 110600), (200, 106176), (210, 101120), (224, 94800), (237, 89600), (240, 88480), (256, 82950), (280, 75840), (300, 70784), (316, 67200), (320, 66360), (336, 63200), (350, 60672), (384, 55300), (395, 53760), (400, 53088), (420, 50560), (448, 47400), (474, 44800), (480, 44240), (512, 41475), (525, 40448), (553, 38400), (560, 37920), (600, 35392), (632, 33600), (640, 33180), (672, 31600), (700, 30336), (768, 27650), (790, 26880), (800, 26544), (840, 25280), (896, 23700), (948, 22400), (960, 22120), (1050, 20224), (1106, 19200), (1120, 18960), (1185, 17920), (1200, 17696), (1264, 16800), (1280, 16590), (1344, 15800), (1400, 15168), (1536, 13825), (1580, 13440), (1600, 13272), (1659, 12800), (1680, 12640), (1792, 11850), (1896, 11200), (1920, 11060), (1975, 10752), (2100, 10112), (2212, 9600), (2240, 9480), (2370, 8960), (2400, 8848), (2528, 8400), (2560, 8295), (2688, 7900), (2765, 7680), (2800, 7584), (3160, 6720), (3200, 6636), (3318, 6400), (3360, 6320), (3584, 5925), (3792, 5600), (3840, 5530), (3950, 5376), (4200, 5056), (4424, 4800), (4480, 4740)]