15679680520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{3191}}^1$

素因数の和:3348

約数の個数: 192

約数和(自身を含む): 43229894400

約数和(自身を除く): 27550213880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 92, 98, 109, 115, 140, 161, 184, 196, 218, 230, 245, 280, 322, 392, 436, 460, 490, 545, 644, 763, 805, 872, 920, 980, 1090, 1127, 1288, 1526, 1610, 1960, 2180, 2254, 2507, 3052, 3191, 3220, 3815, 4360, 4508, 5014, 5341, 5635, 6104, 6382, 6440, 7630, 9016, 10028, 10682, 11270, 12535, 12764, 15260, 15955, 17549, 20056, 21364, 22337, 22540, 25070, 25528, 26705, 30520, 31910, 35098, 42728, 44674, 45080, 50140, 53410, 63820, 70196, 73393, 87745, 89348, 100280, 106820, 111685, 122843, 127640, 140392, 146786, 156359, 175490, 178696, 213640, 223370, 245686, 293572, 312718, 347819, 350980, 366965, 446740, 491372, 513751, 587144, 614215, 625436, 695638, 701960, 733930, 781795, 893480, 982744, 1027502, 1228430, 1250872, 1391276, 1467860, 1563590, 1739095, 2055004, 2434733, 2456860, 2568755, 2782552, 2935720, 3127180, 3478190, 3596257, 4110008, 4869466, 4913720, 5137510, 6254360, 6956380, 7192514, 7999837, 9738932, 10275020, 12173665, 13912760, 14385028, 15999674, 17043131, 17981285, 19477864, 20550040, 24347330, 28770056, 31999348, 34086262, 35962570, 39999185, 48694660, 55998859, 63998696, 68172524, 71925140, 79998370, 85215655, 97389320, 111997718, 136345048, 143850280, 159996740, 170431310, 223995436, 279994295, 319993480, 340862620, 391992013, 447990872, 559988590, 681725240, 783984026, 1119977180, 1567968052, 1959960065, 2239954360, 3135936104, 3919920130, 7839840260, 15679680520]

約数ペア:

[(1, 15679680520), (2, 7839840260), (4, 3919920130), (5, 3135936104), (7, 2239954360), (8, 1959960065), (10, 1567968052), (14, 1119977180), (20, 783984026), (23, 681725240), (28, 559988590), (35, 447990872), (40, 391992013), (46, 340862620), (49, 319993480), (56, 279994295), (70, 223995436), (92, 170431310), (98, 159996740), (109, 143850280), (115, 136345048), (140, 111997718), (161, 97389320), (184, 85215655), (196, 79998370), (218, 71925140), (230, 68172524), (245, 63998696), (280, 55998859), (322, 48694660), (392, 39999185), (436, 35962570), (460, 34086262), (490, 31999348), (545, 28770056), (644, 24347330), (763, 20550040), (805, 19477864), (872, 17981285), (920, 17043131), (980, 15999674), (1090, 14385028), (1127, 13912760), (1288, 12173665), (1526, 10275020), (1610, 9738932), (1960, 7999837), (2180, 7192514), (2254, 6956380), (2507, 6254360), (3052, 5137510), (3191, 4913720), (3220, 4869466), (3815, 4110008), (4360, 3596257), (4508, 3478190), (5014, 3127180), (5341, 2935720), (5635, 2782552), (6104, 2568755), (6382, 2456860), (6440, 2434733), (7630, 2055004), (9016, 1739095), (10028, 1563590), (10682, 1467860), (11270, 1391276), (12535, 1250872), (12764, 1228430), (15260, 1027502), (15955, 982744), (17549, 893480), (20056, 781795), (21364, 733930), (22337, 701960), (22540, 695638), (25070, 625436), (25528, 614215), (26705, 587144), (30520, 513751), (31910, 491372), (35098, 446740), (42728, 366965), (44674, 350980), (45080, 347819), (50140, 312718), (53410, 293572), (63820, 245686), (70196, 223370), (73393, 213640), (87745, 178696), (89348, 175490), (100280, 156359), (106820, 146786), (111685, 140392), (122843, 127640)]