262728720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:278

約数の個数: 240

約数和(自身を含む): 928512000

約数和(自身を除く): 665783280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 79, 80, 90, 93, 120, 124, 144, 149, 155, 158, 180, 186, 237, 240, 248, 279, 298, 310, 316, 360, 372, 395, 447, 465, 474, 496, 558, 596, 620, 632, 711, 720, 744, 745, 790, 894, 930, 948, 1116, 1185, 1192, 1240, 1264, 1341, 1395, 1422, 1488, 1490, 1580, 1788, 1860, 1896, 2232, 2235, 2370, 2384, 2449, 2480, 2682, 2790, 2844, 2980, 3160, 3555, 3576, 3720, 3792, 4464, 4470, 4619, 4740, 4898, 5364, 5580, 5688, 5960, 6320, 6705, 7110, 7152, 7347, 7440, 8940, 9238, 9480, 9796, 10728, 11160, 11376, 11771, 11920, 12245, 13410, 13857, 14220, 14694, 17880, 18476, 18960, 19592, 21456, 22041, 22320, 23095, 23542, 24490, 26820, 27714, 28440, 29388, 35313, 35760, 36735, 36952, 39184, 41571, 44082, 46190, 47084, 48980, 53640, 55428, 56880, 58776, 58855, 69285, 70626, 73470, 73904, 83142, 88164, 92380, 94168, 97960, 105939, 107280, 110205, 110856, 117552, 117710, 138570, 141252, 146940, 166284, 176328, 176565, 184760, 188336, 195920, 207855, 211878, 220410, 221712, 235420, 277140, 282504, 293880, 332568, 352656, 353130, 364901, 369520, 415710, 423756, 440820, 470840, 529695, 554280, 565008, 587760, 665136, 706260, 729802, 831420, 847512, 881640, 941680, 1059390, 1094703, 1108560, 1412520, 1459604, 1662840, 1695024, 1763280, 1824505, 2118780, 2189406, 2825040, 2919208, 3284109, 3325680, 3649010, 4237560, 4378812, 5473515, 5838416, 6568218, 7298020, 8475120, 8757624, 10947030, 13136436, 14596040, 16420545, 17515248, 21894060, 26272872, 29192080, 32841090, 43788120, 52545744, 65682180, 87576240, 131364360, 262728720]

約数ペア:

[(1, 262728720), (2, 131364360), (3, 87576240), (4, 65682180), (5, 52545744), (6, 43788120), (8, 32841090), (9, 29192080), (10, 26272872), (12, 21894060), (15, 17515248), (16, 16420545), (18, 14596040), (20, 13136436), (24, 10947030), (30, 8757624), (31, 8475120), (36, 7298020), (40, 6568218), (45, 5838416), (48, 5473515), (60, 4378812), (62, 4237560), (72, 3649010), (79, 3325680), (80, 3284109), (90, 2919208), (93, 2825040), (120, 2189406), (124, 2118780), (144, 1824505), (149, 1763280), (155, 1695024), (158, 1662840), (180, 1459604), (186, 1412520), (237, 1108560), (240, 1094703), (248, 1059390), (279, 941680), (298, 881640), (310, 847512), (316, 831420), (360, 729802), (372, 706260), (395, 665136), (447, 587760), (465, 565008), (474, 554280), (496, 529695), (558, 470840), (596, 440820), (620, 423756), (632, 415710), (711, 369520), (720, 364901), (744, 353130), (745, 352656), (790, 332568), (894, 293880), (930, 282504), (948, 277140), (1116, 235420), (1185, 221712), (1192, 220410), (1240, 211878), (1264, 207855), (1341, 195920), (1395, 188336), (1422, 184760), (1488, 176565), (1490, 176328), (1580, 166284), (1788, 146940), (1860, 141252), (1896, 138570), (2232, 117710), (2235, 117552), (2370, 110856), (2384, 110205), (2449, 107280), (2480, 105939), (2682, 97960), (2790, 94168), (2844, 92380), (2980, 88164), (3160, 83142), (3555, 73904), (3576, 73470), (3720, 70626), (3792, 69285), (4464, 58855), (4470, 58776), (4619, 56880), (4740, 55428), (4898, 53640), (5364, 48980), (5580, 47084), (5688, 46190), (5960, 44082), (6320, 41571), (6705, 39184), (7110, 36952), (7152, 36735), (7347, 35760), (7440, 35313), (8940, 29388), (9238, 28440), (9480, 27714), (9796, 26820), (10728, 24490), (11160, 23542), (11376, 23095), (11771, 22320), (11920, 22041), (12245, 21456), (13410, 19592), (13857, 18960), (14220, 18476), (14694, 17880)]