28180800

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:150

約数の個数: 252

約数和(自身を含む): 106456480

約数和(自身を除く): 78275680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 30, 32, 36, 38, 40, 45, 48, 50, 57, 60, 64, 72, 75, 76, 80, 90, 95, 96, 100, 103, 114, 120, 144, 150, 152, 160, 171, 180, 190, 192, 200, 206, 225, 228, 240, 285, 288, 300, 304, 309, 320, 342, 360, 380, 400, 412, 450, 456, 475, 480, 515, 570, 576, 600, 608, 618, 684, 720, 760, 800, 824, 855, 900, 912, 927, 950, 960, 1030, 1140, 1200, 1216, 1236, 1368, 1425, 1440, 1520, 1545, 1600, 1648, 1710, 1800, 1824, 1854, 1900, 1957, 2060, 2280, 2400, 2472, 2575, 2736, 2850, 2880, 3040, 3090, 3296, 3420, 3600, 3648, 3708, 3800, 3914, 4120, 4275, 4560, 4635, 4800, 4944, 5150, 5472, 5700, 5871, 6080, 6180, 6592, 6840, 7200, 7416, 7600, 7725, 7828, 8240, 8550, 9120, 9270, 9785, 9888, 10300, 10944, 11400, 11742, 12360, 13680, 14400, 14832, 15200, 15450, 15656, 16480, 17100, 17613, 18240, 18540, 19570, 19776, 20600, 22800, 23175, 23484, 24720, 27360, 29355, 29664, 30400, 30900, 31312, 32960, 34200, 35226, 37080, 39140, 41200, 45600, 46350, 46968, 48925, 49440, 54720, 58710, 59328, 61800, 62624, 68400, 70452, 74160, 78280, 82400, 88065, 91200, 92700, 93936, 97850, 98880, 117420, 123600, 125248, 136800, 140904, 146775, 148320, 156560, 164800, 176130, 185400, 187872, 195700, 234840, 247200, 273600, 281808, 293550, 296640, 313120, 352260, 370800, 375744, 391400, 440325, 469680, 494400, 563616, 587100, 626240, 704520, 741600, 782800, 880650, 939360, 1127232, 1174200, 1409040, 1483200, 1565600, 1761300, 1878720, 2348400, 2818080, 3131200, 3522600, 4696800, 5636160, 7045200, 9393600, 14090400, 28180800]

約数ペア:

[(1, 28180800), (2, 14090400), (3, 9393600), (4, 7045200), (5, 5636160), (6, 4696800), (8, 3522600), (9, 3131200), (10, 2818080), (12, 2348400), (15, 1878720), (16, 1761300), (18, 1565600), (19, 1483200), (20, 1409040), (24, 1174200), (25, 1127232), (30, 939360), (32, 880650), (36, 782800), (38, 741600), (40, 704520), (45, 626240), (48, 587100), (50, 563616), (57, 494400), (60, 469680), (64, 440325), (72, 391400), (75, 375744), (76, 370800), (80, 352260), (90, 313120), (95, 296640), (96, 293550), (100, 281808), (103, 273600), (114, 247200), (120, 234840), (144, 195700), (150, 187872), (152, 185400), (160, 176130), (171, 164800), (180, 156560), (190, 148320), (192, 146775), (200, 140904), (206, 136800), (225, 125248), (228, 123600), (240, 117420), (285, 98880), (288, 97850), (300, 93936), (304, 92700), (309, 91200), (320, 88065), (342, 82400), (360, 78280), (380, 74160), (400, 70452), (412, 68400), (450, 62624), (456, 61800), (475, 59328), (480, 58710), (515, 54720), (570, 49440), (576, 48925), (600, 46968), (608, 46350), (618, 45600), (684, 41200), (720, 39140), (760, 37080), (800, 35226), (824, 34200), (855, 32960), (900, 31312), (912, 30900), (927, 30400), (950, 29664), (960, 29355), (1030, 27360), (1140, 24720), (1200, 23484), (1216, 23175), (1236, 22800), (1368, 20600), (1425, 19776), (1440, 19570), (1520, 18540), (1545, 18240), (1600, 17613), (1648, 17100), (1710, 16480), (1800, 15656), (1824, 15450), (1854, 15200), (1900, 14832), (1957, 14400), (2060, 13680), (2280, 12360), (2400, 11742), (2472, 11400), (2575, 10944), (2736, 10300), (2850, 9888), (2880, 9785), (3040, 9270), (3090, 9120), (3296, 8550), (3420, 8240), (3600, 7828), (3648, 7725), (3708, 7600), (3800, 7416), (3914, 7200), (4120, 6840), (4275, 6592), (4560, 6180), (4635, 6080), (4800, 5871), (4944, 5700), (5150, 5472)]