15678849160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{509}}^1\times {\mathrm{1601}}^1$

素因数の和:2171

約数の個数: 128

約数和(自身を含む): 39118917600

約数和(自身を除く): 23440068440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 509, 520, 740, 962, 1018, 1480, 1601, 1924, 2036, 2405, 2545, 3202, 3848, 4072, 4810, 5090, 6404, 6617, 8005, 9620, 10180, 12808, 13234, 16010, 18833, 19240, 20360, 20813, 26468, 32020, 33085, 37666, 41626, 52936, 59237, 64040, 66170, 75332, 83252, 94165, 104065, 118474, 132340, 150664, 166504, 188330, 208130, 236948, 244829, 264680, 296185, 376660, 416260, 473896, 489658, 592370, 753320, 770081, 814909, 832520, 979316, 1184740, 1224145, 1540162, 1629818, 1958632, 2369480, 2448290, 3080324, 3259636, 3850405, 4074545, 4896580, 6160648, 6519272, 7700810, 8149090, 9793160, 10593817, 15401620, 16298180, 21187634, 30151633, 30803240, 32596360, 42375268, 52969085, 60303266, 84750536, 105938170, 120606532, 150758165, 211876340, 241213064, 301516330, 391971229, 423752680, 603032660, 783942458, 1206065320, 1567884916, 1959856145, 3135769832, 3919712290, 7839424580, 15678849160]

約数ペア:

[(1, 15678849160), (2, 7839424580), (4, 3919712290), (5, 3135769832), (8, 1959856145), (10, 1567884916), (13, 1206065320), (20, 783942458), (26, 603032660), (37, 423752680), (40, 391971229), (52, 301516330), (65, 241213064), (74, 211876340), (104, 150758165), (130, 120606532), (148, 105938170), (185, 84750536), (260, 60303266), (296, 52969085), (370, 42375268), (481, 32596360), (509, 30803240), (520, 30151633), (740, 21187634), (962, 16298180), (1018, 15401620), (1480, 10593817), (1601, 9793160), (1924, 8149090), (2036, 7700810), (2405, 6519272), (2545, 6160648), (3202, 4896580), (3848, 4074545), (4072, 3850405), (4810, 3259636), (5090, 3080324), (6404, 2448290), (6617, 2369480), (8005, 1958632), (9620, 1629818), (10180, 1540162), (12808, 1224145), (13234, 1184740), (16010, 979316), (18833, 832520), (19240, 814909), (20360, 770081), (20813, 753320), (26468, 592370), (32020, 489658), (33085, 473896), (37666, 416260), (41626, 376660), (52936, 296185), (59237, 264680), (64040, 244829), (66170, 236948), (75332, 208130), (83252, 188330), (94165, 166504), (104065, 150664), (118474, 132340)]