80513640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:264

約数の個数: 192

約数和(自身を含む): 280800000

約数和(自身を除く): 200286360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 79, 90, 95, 114, 120, 149, 152, 158, 171, 180, 190, 228, 237, 285, 298, 316, 342, 360, 380, 395, 447, 456, 474, 570, 596, 632, 684, 711, 745, 760, 790, 855, 894, 948, 1140, 1185, 1192, 1341, 1368, 1422, 1490, 1501, 1580, 1710, 1788, 1896, 2235, 2280, 2370, 2682, 2831, 2844, 2980, 3002, 3160, 3420, 3555, 3576, 4470, 4503, 4740, 5364, 5662, 5688, 5960, 6004, 6705, 6840, 7110, 7505, 8493, 8940, 9006, 9480, 10728, 11324, 11771, 12008, 13410, 13509, 14155, 14220, 15010, 16986, 17880, 18012, 22515, 22648, 23542, 25479, 26820, 27018, 28310, 28440, 30020, 33972, 35313, 36024, 42465, 45030, 47084, 50958, 53640, 54036, 56620, 58855, 60040, 67545, 67944, 70626, 84930, 90060, 94168, 101916, 105939, 108072, 113240, 117710, 127395, 135090, 141252, 169860, 176565, 180120, 203832, 211878, 223649, 235420, 254790, 270180, 282504, 339720, 353130, 423756, 447298, 470840, 509580, 529695, 540360, 670947, 706260, 847512, 894596, 1019160, 1059390, 1118245, 1341894, 1412520, 1789192, 2012841, 2118780, 2236490, 2683788, 3354735, 4025682, 4237560, 4472980, 5367576, 6709470, 8051364, 8945960, 10064205, 13418940, 16102728, 20128410, 26837880, 40256820, 80513640]

約数ペア:

[(1, 80513640), (2, 40256820), (3, 26837880), (4, 20128410), (5, 16102728), (6, 13418940), (8, 10064205), (9, 8945960), (10, 8051364), (12, 6709470), (15, 5367576), (18, 4472980), (19, 4237560), (20, 4025682), (24, 3354735), (30, 2683788), (36, 2236490), (38, 2118780), (40, 2012841), (45, 1789192), (57, 1412520), (60, 1341894), (72, 1118245), (76, 1059390), (79, 1019160), (90, 894596), (95, 847512), (114, 706260), (120, 670947), (149, 540360), (152, 529695), (158, 509580), (171, 470840), (180, 447298), (190, 423756), (228, 353130), (237, 339720), (285, 282504), (298, 270180), (316, 254790), (342, 235420), (360, 223649), (380, 211878), (395, 203832), (447, 180120), (456, 176565), (474, 169860), (570, 141252), (596, 135090), (632, 127395), (684, 117710), (711, 113240), (745, 108072), (760, 105939), (790, 101916), (855, 94168), (894, 90060), (948, 84930), (1140, 70626), (1185, 67944), (1192, 67545), (1341, 60040), (1368, 58855), (1422, 56620), (1490, 54036), (1501, 53640), (1580, 50958), (1710, 47084), (1788, 45030), (1896, 42465), (2235, 36024), (2280, 35313), (2370, 33972), (2682, 30020), (2831, 28440), (2844, 28310), (2980, 27018), (3002, 26820), (3160, 25479), (3420, 23542), (3555, 22648), (3576, 22515), (4470, 18012), (4503, 17880), (4740, 16986), (5364, 15010), (5662, 14220), (5688, 14155), (5960, 13509), (6004, 13410), (6705, 12008), (6840, 11771), (7110, 11324), (7505, 10728), (8493, 9480), (8940, 9006)]