1581968880

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4283}}^1$

素因数の和:4330

約数の個数: 240

約数和(自身を含む): 5800878720

約数和(自身を除く): 4218909840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 108, 114, 120, 135, 144, 152, 162, 171, 180, 190, 216, 228, 240, 243, 270, 285, 304, 324, 342, 360, 380, 405, 432, 456, 486, 513, 540, 570, 648, 684, 720, 760, 810, 855, 912, 972, 1026, 1080, 1140, 1215, 1296, 1368, 1520, 1539, 1620, 1710, 1944, 2052, 2160, 2280, 2430, 2565, 2736, 3078, 3240, 3420, 3888, 4104, 4283, 4560, 4617, 4860, 5130, 6156, 6480, 6840, 7695, 8208, 8566, 9234, 9720, 10260, 12312, 12849, 13680, 15390, 17132, 18468, 19440, 20520, 21415, 23085, 24624, 25698, 30780, 34264, 36936, 38547, 41040, 42830, 46170, 51396, 61560, 64245, 68528, 73872, 77094, 81377, 85660, 92340, 102792, 115641, 123120, 128490, 154188, 162754, 171320, 184680, 192735, 205584, 231282, 244131, 256980, 308376, 325508, 342640, 346923, 369360, 385470, 406885, 462564, 488262, 513960, 578205, 616752, 651016, 693846, 732393, 770940, 813770, 925128, 976524, 1027920, 1040769, 1156410, 1220655, 1302032, 1387692, 1464786, 1541880, 1627540, 1734615, 1850256, 1953048, 2081538, 2197179, 2312820, 2441310, 2775384, 2929572, 3083760, 3255080, 3469230, 3661965, 3906096, 4163076, 4394358, 4625640, 4882620, 5203845, 5550768, 5859144, 6510160, 6591537, 6938460, 7323930, 8326152, 8788716, 9251280, 9765240, 10407690, 10985895, 11718288, 13183074, 13876920, 14647860, 16652304, 17577432, 19530480, 19774611, 20815380, 21971790, 26366148, 27753840, 29295720, 32957685, 35154864, 39549222, 41630760, 43943580, 52732296, 58591440, 65915370, 79098444, 83261520, 87887160, 98873055, 105464592, 131830740, 158196888, 175774320, 197746110, 263661480, 316393776, 395492220, 527322960, 790984440, 1581968880]

約数ペア:

[(1, 1581968880), (2, 790984440), (3, 527322960), (4, 395492220), (5, 316393776), (6, 263661480), (8, 197746110), (9, 175774320), (10, 158196888), (12, 131830740), (15, 105464592), (16, 98873055), (18, 87887160), (19, 83261520), (20, 79098444), (24, 65915370), (27, 58591440), (30, 52732296), (36, 43943580), (38, 41630760), (40, 39549222), (45, 35154864), (48, 32957685), (54, 29295720), (57, 27753840), (60, 26366148), (72, 21971790), (76, 20815380), (80, 19774611), (81, 19530480), (90, 17577432), (95, 16652304), (108, 14647860), (114, 13876920), (120, 13183074), (135, 11718288), (144, 10985895), (152, 10407690), (162, 9765240), (171, 9251280), (180, 8788716), (190, 8326152), (216, 7323930), (228, 6938460), (240, 6591537), (243, 6510160), (270, 5859144), (285, 5550768), (304, 5203845), (324, 4882620), (342, 4625640), (360, 4394358), (380, 4163076), (405, 3906096), (432, 3661965), (456, 3469230), (486, 3255080), (513, 3083760), (540, 2929572), (570, 2775384), (648, 2441310), (684, 2312820), (720, 2197179), (760, 2081538), (810, 1953048), (855, 1850256), (912, 1734615), (972, 1627540), (1026, 1541880), (1080, 1464786), (1140, 1387692), (1215, 1302032), (1296, 1220655), (1368, 1156410), (1520, 1040769), (1539, 1027920), (1620, 976524), (1710, 925128), (1944, 813770), (2052, 770940), (2160, 732393), (2280, 693846), (2430, 651016), (2565, 616752), (2736, 578205), (3078, 513960), (3240, 488262), (3420, 462564), (3888, 406885), (4104, 385470), (4283, 369360), (4560, 346923), (4617, 342640), (4860, 325508), (5130, 308376), (6156, 256980), (6480, 244131), (6840, 231282), (7695, 205584), (8208, 192735), (8566, 184680), (9234, 171320), (9720, 162754), (10260, 154188), (12312, 128490), (12849, 123120), (13680, 115641), (15390, 102792), (17132, 92340), (18468, 85660), (19440, 81377), (20520, 77094), (21415, 73872), (23085, 68528), (24624, 64245), (25698, 61560), (30780, 51396), (34264, 46170), (36936, 42830), (38547, 41040)]