80588880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:218

約数の個数: 240

約数和(自身を含む): 293641920

約数和(自身を除く): 213053040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 43, 45, 48, 57, 60, 72, 76, 80, 86, 90, 95, 114, 120, 129, 137, 144, 152, 171, 172, 180, 190, 215, 228, 240, 258, 274, 285, 304, 342, 344, 360, 380, 387, 411, 430, 456, 516, 548, 570, 645, 684, 685, 688, 720, 760, 774, 817, 822, 855, 860, 912, 1032, 1096, 1140, 1233, 1290, 1368, 1370, 1520, 1548, 1634, 1644, 1710, 1720, 1935, 2055, 2064, 2192, 2280, 2451, 2466, 2580, 2603, 2736, 2740, 3096, 3268, 3288, 3420, 3440, 3870, 4085, 4110, 4560, 4902, 4932, 5160, 5206, 5480, 5891, 6165, 6192, 6536, 6576, 6840, 7353, 7740, 7809, 8170, 8220, 9804, 9864, 10320, 10412, 10960, 11782, 12255, 12330, 13015, 13072, 13680, 14706, 15480, 15618, 16340, 16440, 17673, 19608, 19728, 20824, 23427, 23564, 24510, 24660, 26030, 29412, 29455, 30960, 31236, 32680, 32880, 35346, 36765, 39045, 39216, 41648, 46854, 47128, 49020, 49320, 52060, 53019, 58824, 58910, 62472, 65360, 70692, 73530, 78090, 88365, 93708, 94256, 98040, 98640, 104120, 106038, 111929, 117135, 117648, 117820, 124944, 141384, 147060, 156180, 176730, 187416, 196080, 208240, 212076, 223858, 234270, 235640, 265095, 282768, 294120, 312360, 335787, 353460, 374832, 424152, 447716, 468540, 471280, 530190, 559645, 588240, 624720, 671574, 706920, 848304, 895432, 937080, 1007361, 1060380, 1119290, 1343148, 1413840, 1678935, 1790864, 1874160, 2014722, 2120760, 2238580, 2686296, 3357870, 4029444, 4241520, 4477160, 5036805, 5372592, 6715740, 8058888, 8954320, 10073610, 13431480, 16117776, 20147220, 26862960, 40294440, 80588880]

約数ペア:

[(1, 80588880), (2, 40294440), (3, 26862960), (4, 20147220), (5, 16117776), (6, 13431480), (8, 10073610), (9, 8954320), (10, 8058888), (12, 6715740), (15, 5372592), (16, 5036805), (18, 4477160), (19, 4241520), (20, 4029444), (24, 3357870), (30, 2686296), (36, 2238580), (38, 2120760), (40, 2014722), (43, 1874160), (45, 1790864), (48, 1678935), (57, 1413840), (60, 1343148), (72, 1119290), (76, 1060380), (80, 1007361), (86, 937080), (90, 895432), (95, 848304), (114, 706920), (120, 671574), (129, 624720), (137, 588240), (144, 559645), (152, 530190), (171, 471280), (172, 468540), (180, 447716), (190, 424152), (215, 374832), (228, 353460), (240, 335787), (258, 312360), (274, 294120), (285, 282768), (304, 265095), (342, 235640), (344, 234270), (360, 223858), (380, 212076), (387, 208240), (411, 196080), (430, 187416), (456, 176730), (516, 156180), (548, 147060), (570, 141384), (645, 124944), (684, 117820), (685, 117648), (688, 117135), (720, 111929), (760, 106038), (774, 104120), (817, 98640), (822, 98040), (855, 94256), (860, 93708), (912, 88365), (1032, 78090), (1096, 73530), (1140, 70692), (1233, 65360), (1290, 62472), (1368, 58910), (1370, 58824), (1520, 53019), (1548, 52060), (1634, 49320), (1644, 49020), (1710, 47128), (1720, 46854), (1935, 41648), (2055, 39216), (2064, 39045), (2192, 36765), (2280, 35346), (2451, 32880), (2466, 32680), (2580, 31236), (2603, 30960), (2736, 29455), (2740, 29412), (3096, 26030), (3268, 24660), (3288, 24510), (3420, 23564), (3440, 23427), (3870, 20824), (4085, 19728), (4110, 19608), (4560, 17673), (4902, 16440), (4932, 16340), (5160, 15618), (5206, 15480), (5480, 14706), (5891, 13680), (6165, 13072), (6192, 13015), (6536, 12330), (6576, 12255), (6840, 11782), (7353, 10960), (7740, 10412), (7809, 10320), (8170, 9864), (8220, 9804)]