137767280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:227

約数の個数: 160

約数和(自身を含む): 385630080

約数和(自身を除く): 247862800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 61, 70, 74, 80, 109, 112, 122, 140, 148, 185, 218, 244, 259, 280, 296, 305, 370, 427, 436, 488, 518, 545, 560, 592, 610, 740, 763, 854, 872, 976, 1036, 1090, 1220, 1295, 1480, 1526, 1708, 1744, 2072, 2135, 2180, 2257, 2440, 2590, 2960, 3052, 3416, 3815, 4033, 4144, 4270, 4360, 4514, 4880, 5180, 6104, 6649, 6832, 7630, 8066, 8540, 8720, 9028, 10360, 11285, 12208, 13298, 15260, 15799, 16132, 17080, 18056, 20165, 20720, 22570, 26596, 28231, 30520, 31598, 32264, 33245, 34160, 36112, 40330, 45140, 46543, 53192, 56462, 61040, 63196, 64528, 66490, 78995, 80660, 90280, 93086, 106384, 112924, 126392, 132980, 141155, 157990, 161320, 180560, 186172, 225848, 232715, 246013, 252784, 265960, 282310, 315980, 322640, 372344, 451696, 465430, 492026, 531920, 564620, 631960, 744688, 930860, 984052, 1129240, 1230065, 1263920, 1722091, 1861720, 1968104, 2258480, 2460130, 3444182, 3723440, 3936208, 4920260, 6888364, 8610455, 9840520, 13776728, 17220910, 19681040, 27553456, 34441820, 68883640, 137767280]

約数ペア:

[(1, 137767280), (2, 68883640), (4, 34441820), (5, 27553456), (7, 19681040), (8, 17220910), (10, 13776728), (14, 9840520), (16, 8610455), (20, 6888364), (28, 4920260), (35, 3936208), (37, 3723440), (40, 3444182), (56, 2460130), (61, 2258480), (70, 1968104), (74, 1861720), (80, 1722091), (109, 1263920), (112, 1230065), (122, 1129240), (140, 984052), (148, 930860), (185, 744688), (218, 631960), (244, 564620), (259, 531920), (280, 492026), (296, 465430), (305, 451696), (370, 372344), (427, 322640), (436, 315980), (488, 282310), (518, 265960), (545, 252784), (560, 246013), (592, 232715), (610, 225848), (740, 186172), (763, 180560), (854, 161320), (872, 157990), (976, 141155), (1036, 132980), (1090, 126392), (1220, 112924), (1295, 106384), (1480, 93086), (1526, 90280), (1708, 80660), (1744, 78995), (2072, 66490), (2135, 64528), (2180, 63196), (2257, 61040), (2440, 56462), (2590, 53192), (2960, 46543), (3052, 45140), (3416, 40330), (3815, 36112), (4033, 34160), (4144, 33245), (4270, 32264), (4360, 31598), (4514, 30520), (4880, 28231), (5180, 26596), (6104, 22570), (6649, 20720), (6832, 20165), (7630, 18056), (8066, 17080), (8540, 16132), (8720, 15799), (9028, 15260), (10360, 13298), (11285, 12208)]