2905547840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:549

約数の個数: 224

約数和(自身を含む): 7848234240

約数和(自身を除く): 4942686400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 43, 52, 64, 65, 74, 80, 86, 104, 130, 148, 160, 172, 185, 208, 215, 260, 296, 320, 344, 370, 416, 430, 439, 481, 520, 559, 592, 688, 740, 832, 860, 878, 962, 1040, 1118, 1184, 1376, 1480, 1591, 1720, 1756, 1924, 2080, 2195, 2236, 2368, 2405, 2752, 2795, 2960, 3182, 3440, 3512, 3848, 4160, 4390, 4472, 4810, 5590, 5707, 5920, 6364, 6880, 7024, 7696, 7955, 8780, 8944, 9620, 11180, 11414, 11840, 12728, 13760, 14048, 15392, 15910, 16243, 17560, 17888, 18877, 19240, 20683, 22360, 22828, 25456, 28096, 28535, 30784, 31820, 32486, 35120, 35776, 37754, 38480, 41366, 44720, 45656, 50912, 57070, 63640, 64972, 70240, 75508, 76960, 81215, 82732, 89440, 91312, 94385, 101824, 103415, 114140, 127280, 129944, 140480, 151016, 153920, 162430, 165464, 178880, 182624, 188770, 206830, 211159, 228280, 245401, 254560, 259888, 302032, 324860, 330928, 365248, 377540, 413660, 422318, 456560, 490802, 509120, 519776, 604064, 649720, 661856, 698449, 755080, 827320, 844636, 913120, 981604, 1039552, 1055795, 1208128, 1227005, 1299440, 1323712, 1396898, 1510160, 1654640, 1689272, 1826240, 1963208, 2111590, 2454010, 2598880, 2793796, 3020320, 3309280, 3378544, 3492245, 3926416, 4223180, 4908020, 5197760, 5587592, 6040640, 6618560, 6757088, 6984490, 7852832, 8446360, 9079837, 9816040, 11175184, 13514176, 13968980, 15705664, 16892720, 18159674, 19632080, 22350368, 27937960, 33785440, 36319348, 39264160, 44700736, 45399185, 55875920, 67570880, 72638696, 78528320, 90798370, 111751840, 145277392, 181596740, 223503680, 290554784, 363193480, 581109568, 726386960, 1452773920, 2905547840]

約数ペア:

[(1, 2905547840), (2, 1452773920), (4, 726386960), (5, 581109568), (8, 363193480), (10, 290554784), (13, 223503680), (16, 181596740), (20, 145277392), (26, 111751840), (32, 90798370), (37, 78528320), (40, 72638696), (43, 67570880), (52, 55875920), (64, 45399185), (65, 44700736), (74, 39264160), (80, 36319348), (86, 33785440), (104, 27937960), (130, 22350368), (148, 19632080), (160, 18159674), (172, 16892720), (185, 15705664), (208, 13968980), (215, 13514176), (260, 11175184), (296, 9816040), (320, 9079837), (344, 8446360), (370, 7852832), (416, 6984490), (430, 6757088), (439, 6618560), (481, 6040640), (520, 5587592), (559, 5197760), (592, 4908020), (688, 4223180), (740, 3926416), (832, 3492245), (860, 3378544), (878, 3309280), (962, 3020320), (1040, 2793796), (1118, 2598880), (1184, 2454010), (1376, 2111590), (1480, 1963208), (1591, 1826240), (1720, 1689272), (1756, 1654640), (1924, 1510160), (2080, 1396898), (2195, 1323712), (2236, 1299440), (2368, 1227005), (2405, 1208128), (2752, 1055795), (2795, 1039552), (2960, 981604), (3182, 913120), (3440, 844636), (3512, 827320), (3848, 755080), (4160, 698449), (4390, 661856), (4472, 649720), (4810, 604064), (5590, 519776), (5707, 509120), (5920, 490802), (6364, 456560), (6880, 422318), (7024, 413660), (7696, 377540), (7955, 365248), (8780, 330928), (8944, 324860), (9620, 302032), (11180, 259888), (11414, 254560), (11840, 245401), (12728, 228280), (13760, 211159), (14048, 206830), (15392, 188770), (15910, 182624), (16243, 178880), (17560, 165464), (17888, 162430), (18877, 153920), (19240, 151016), (20683, 140480), (22360, 129944), (22828, 127280), (25456, 114140), (28096, 103415), (28535, 101824), (30784, 94385), (31820, 91312), (32486, 89440), (35120, 82732), (35776, 81215), (37754, 76960), (38480, 75508), (41366, 70240), (44720, 64972), (45656, 63640), (50912, 57070)]