2381508720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:528

約数の個数: 240

約数和(自身を含む): 8182512000

約数和(自身を除く): 5801003280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 149, 158, 180, 237, 240, 281, 298, 316, 360, 395, 447, 474, 562, 596, 632, 711, 720, 745, 790, 843, 894, 948, 1124, 1185, 1192, 1264, 1341, 1405, 1422, 1490, 1580, 1686, 1788, 1896, 2235, 2248, 2370, 2384, 2529, 2682, 2810, 2844, 2980, 3160, 3372, 3555, 3576, 3792, 4215, 4470, 4496, 4740, 5058, 5364, 5620, 5688, 5960, 6320, 6705, 6744, 7110, 7152, 8430, 8940, 9480, 10116, 10728, 11240, 11376, 11771, 11920, 12645, 13410, 13488, 14220, 16860, 17880, 18960, 20232, 21456, 22199, 22480, 23542, 25290, 26820, 28440, 33720, 35313, 35760, 40464, 41869, 44398, 47084, 50580, 53640, 56880, 58855, 66597, 67440, 70626, 83738, 88796, 94168, 101160, 105939, 107280, 110995, 117710, 125607, 133194, 141252, 167476, 176565, 177592, 188336, 199791, 202320, 209345, 211878, 221990, 235420, 251214, 266388, 282504, 332985, 334952, 353130, 355184, 376821, 399582, 418690, 423756, 443980, 470840, 502428, 529695, 532776, 565008, 628035, 665970, 669904, 706260, 753642, 799164, 837380, 847512, 887960, 941680, 998955, 1004856, 1059390, 1065552, 1256070, 1331940, 1412520, 1507284, 1598328, 1674760, 1695024, 1775920, 1884105, 1997910, 2009712, 2118780, 2512140, 2663880, 2825040, 3014568, 3196656, 3307651, 3349520, 3768210, 3995820, 4237560, 5024280, 5327760, 6029136, 6615302, 7536420, 7991640, 8475120, 9922953, 10048560, 13230604, 15072840, 15983280, 16538255, 19845906, 26461208, 29768859, 30145680, 33076510, 39691812, 49614765, 52922416, 59537718, 66153020, 79383624, 99229530, 119075436, 132306040, 148844295, 158767248, 198459060, 238150872, 264612080, 297688590, 396918120, 476301744, 595377180, 793836240, 1190754360, 2381508720]

約数ペア:

[(1, 2381508720), (2, 1190754360), (3, 793836240), (4, 595377180), (5, 476301744), (6, 396918120), (8, 297688590), (9, 264612080), (10, 238150872), (12, 198459060), (15, 158767248), (16, 148844295), (18, 132306040), (20, 119075436), (24, 99229530), (30, 79383624), (36, 66153020), (40, 59537718), (45, 52922416), (48, 49614765), (60, 39691812), (72, 33076510), (79, 30145680), (80, 29768859), (90, 26461208), (120, 19845906), (144, 16538255), (149, 15983280), (158, 15072840), (180, 13230604), (237, 10048560), (240, 9922953), (281, 8475120), (298, 7991640), (316, 7536420), (360, 6615302), (395, 6029136), (447, 5327760), (474, 5024280), (562, 4237560), (596, 3995820), (632, 3768210), (711, 3349520), (720, 3307651), (745, 3196656), (790, 3014568), (843, 2825040), (894, 2663880), (948, 2512140), (1124, 2118780), (1185, 2009712), (1192, 1997910), (1264, 1884105), (1341, 1775920), (1405, 1695024), (1422, 1674760), (1490, 1598328), (1580, 1507284), (1686, 1412520), (1788, 1331940), (1896, 1256070), (2235, 1065552), (2248, 1059390), (2370, 1004856), (2384, 998955), (2529, 941680), (2682, 887960), (2810, 847512), (2844, 837380), (2980, 799164), (3160, 753642), (3372, 706260), (3555, 669904), (3576, 665970), (3792, 628035), (4215, 565008), (4470, 532776), (4496, 529695), (4740, 502428), (5058, 470840), (5364, 443980), (5620, 423756), (5688, 418690), (5960, 399582), (6320, 376821), (6705, 355184), (6744, 353130), (7110, 334952), (7152, 332985), (8430, 282504), (8940, 266388), (9480, 251214), (10116, 235420), (10728, 221990), (11240, 211878), (11376, 209345), (11771, 202320), (11920, 199791), (12645, 188336), (13410, 177592), (13488, 176565), (14220, 167476), (16860, 141252), (17880, 133194), (18960, 125607), (20232, 117710), (21456, 110995), (22199, 107280), (22480, 105939), (23542, 101160), (25290, 94168), (26820, 88796), (28440, 83738), (33720, 70626), (35313, 67440), (35760, 66597), (40464, 58855), (41869, 56880), (44398, 53640), (47084, 50580)]