251328960

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1531}}^1$

素因数の和:1576

約数の個数: 224

約数和(自身を含む): 933907200

約数和(自身を除く): 682578240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 342, 360, 380, 432, 456, 480, 513, 540, 570, 576, 608, 684, 720, 760, 855, 864, 912, 960, 1026, 1080, 1140, 1216, 1368, 1440, 1520, 1531, 1710, 1728, 1824, 2052, 2160, 2280, 2565, 2736, 2880, 3040, 3062, 3420, 3648, 4104, 4320, 4560, 4593, 5130, 5472, 6080, 6124, 6840, 7655, 8208, 8640, 9120, 9186, 10260, 10944, 12248, 13680, 13779, 15310, 16416, 18240, 18372, 20520, 22965, 24496, 27360, 27558, 29089, 30620, 32832, 36744, 41040, 41337, 45930, 48992, 54720, 55116, 58178, 61240, 68895, 73488, 82080, 82674, 87267, 91860, 97984, 110232, 116356, 122480, 137790, 145445, 146976, 164160, 165348, 174534, 183720, 206685, 220464, 232712, 244960, 261801, 275580, 290890, 293952, 330696, 349068, 367440, 413370, 436335, 440928, 465424, 489920, 523602, 551160, 581780, 661392, 698136, 734880, 785403, 826740, 872670, 881856, 930848, 1047204, 1102320, 1163560, 1309005, 1322784, 1396272, 1469760, 1570806, 1653480, 1745340, 1861696, 2094408, 2204640, 2327120, 2618010, 2645568, 2792544, 3141612, 3306960, 3490680, 3927015, 4188816, 4409280, 4654240, 5236020, 5585088, 6283224, 6613920, 6981360, 7854030, 8377632, 9308480, 10472040, 12566448, 13227840, 13962720, 15708060, 16755264, 20944080, 25132896, 27925440, 31416120, 41888160, 50265792, 62832240, 83776320, 125664480, 251328960]

約数ペア:

[(1, 251328960), (2, 125664480), (3, 83776320), (4, 62832240), (5, 50265792), (6, 41888160), (8, 31416120), (9, 27925440), (10, 25132896), (12, 20944080), (15, 16755264), (16, 15708060), (18, 13962720), (19, 13227840), (20, 12566448), (24, 10472040), (27, 9308480), (30, 8377632), (32, 7854030), (36, 6981360), (38, 6613920), (40, 6283224), (45, 5585088), (48, 5236020), (54, 4654240), (57, 4409280), (60, 4188816), (64, 3927015), (72, 3490680), (76, 3306960), (80, 3141612), (90, 2792544), (95, 2645568), (96, 2618010), (108, 2327120), (114, 2204640), (120, 2094408), (135, 1861696), (144, 1745340), (152, 1653480), (160, 1570806), (171, 1469760), (180, 1396272), (190, 1322784), (192, 1309005), (216, 1163560), (228, 1102320), (240, 1047204), (270, 930848), (285, 881856), (288, 872670), (304, 826740), (320, 785403), (342, 734880), (360, 698136), (380, 661392), (432, 581780), (456, 551160), (480, 523602), (513, 489920), (540, 465424), (570, 440928), (576, 436335), (608, 413370), (684, 367440), (720, 349068), (760, 330696), (855, 293952), (864, 290890), (912, 275580), (960, 261801), (1026, 244960), (1080, 232712), (1140, 220464), (1216, 206685), (1368, 183720), (1440, 174534), (1520, 165348), (1531, 164160), (1710, 146976), (1728, 145445), (1824, 137790), (2052, 122480), (2160, 116356), (2280, 110232), (2565, 97984), (2736, 91860), (2880, 87267), (3040, 82674), (3062, 82080), (3420, 73488), (3648, 68895), (4104, 61240), (4320, 58178), (4560, 55116), (4593, 54720), (5130, 48992), (5472, 45930), (6080, 41337), (6124, 41040), (6840, 36744), (7655, 32832), (8208, 30620), (8640, 29089), (9120, 27558), (9186, 27360), (10260, 24496), (10944, 22965), (12248, 20520), (13680, 18372), (13779, 18240), (15310, 16416)]