20686540320

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{252029}}^1$

素因数の和:252072

約数の個数: 192

約数和(自身を含む): 76213872000

約数和(自身を除く): 55527331680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 342, 360, 380, 432, 456, 480, 513, 540, 570, 608, 684, 720, 760, 855, 864, 912, 1026, 1080, 1140, 1368, 1440, 1520, 1710, 1824, 2052, 2160, 2280, 2565, 2736, 3040, 3420, 4104, 4320, 4560, 5130, 5472, 6840, 8208, 9120, 10260, 13680, 16416, 20520, 27360, 41040, 82080, 252029, 504058, 756087, 1008116, 1260145, 1512174, 2016232, 2268261, 2520290, 3024348, 3780435, 4032464, 4536522, 4788551, 5040580, 6048696, 6804783, 7560870, 8064928, 9073044, 9577102, 10081160, 11341305, 12097392, 13609566, 14365653, 15121740, 18146088, 19154204, 20162320, 22682610, 23942755, 24194784, 27219132, 28731306, 30243480, 34023915, 36292176, 38308408, 40324640, 43096959, 45365220, 47885510, 54438264, 57462612, 60486960, 68047830, 71828265, 72584352, 76616816, 86193918, 90730440, 95771020, 108876528, 114925224, 120973920, 129290877, 136095660, 143656530, 153233632, 172387836, 181460880, 191542040, 215484795, 217753056, 229850448, 258581754, 272191320, 287313060, 344775672, 362921760, 383084080, 430969590, 459700896, 517163508, 544382640, 574626120, 646454385, 689551344, 766168160, 861939180, 1034327016, 1088765280, 1149252240, 1292908770, 1379102688, 1723878360, 2068654032, 2298504480, 2585817540, 3447756720, 4137308064, 5171635080, 6895513440, 10343270160, 20686540320]

約数ペア:

[(1, 20686540320), (2, 10343270160), (3, 6895513440), (4, 5171635080), (5, 4137308064), (6, 3447756720), (8, 2585817540), (9, 2298504480), (10, 2068654032), (12, 1723878360), (15, 1379102688), (16, 1292908770), (18, 1149252240), (19, 1088765280), (20, 1034327016), (24, 861939180), (27, 766168160), (30, 689551344), (32, 646454385), (36, 574626120), (38, 544382640), (40, 517163508), (45, 459700896), (48, 430969590), (54, 383084080), (57, 362921760), (60, 344775672), (72, 287313060), (76, 272191320), (80, 258581754), (90, 229850448), (95, 217753056), (96, 215484795), (108, 191542040), (114, 181460880), (120, 172387836), (135, 153233632), (144, 143656530), (152, 136095660), (160, 129290877), (171, 120973920), (180, 114925224), (190, 108876528), (216, 95771020), (228, 90730440), (240, 86193918), (270, 76616816), (285, 72584352), (288, 71828265), (304, 68047830), (342, 60486960), (360, 57462612), (380, 54438264), (432, 47885510), (456, 45365220), (480, 43096959), (513, 40324640), (540, 38308408), (570, 36292176), (608, 34023915), (684, 30243480), (720, 28731306), (760, 27219132), (855, 24194784), (864, 23942755), (912, 22682610), (1026, 20162320), (1080, 19154204), (1140, 18146088), (1368, 15121740), (1440, 14365653), (1520, 13609566), (1710, 12097392), (1824, 11341305), (2052, 10081160), (2160, 9577102), (2280, 9073044), (2565, 8064928), (2736, 7560870), (3040, 6804783), (3420, 6048696), (4104, 5040580), (4320, 4788551), (4560, 4536522), (5130, 4032464), (5472, 3780435), (6840, 3024348), (8208, 2520290), (9120, 2268261), (10260, 2016232), (13680, 1512174), (16416, 1260145), (20520, 1008116), (27360, 756087), (41040, 504058), (82080, 252029)]