388252080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:420

約数の個数: 240

約数和(自身を含む): 1391027040

約数和(自身を除く): 1002774960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 101, 114, 120, 144, 152, 171, 180, 190, 202, 228, 240, 281, 285, 303, 304, 342, 360, 380, 404, 456, 505, 562, 570, 606, 684, 720, 760, 808, 843, 855, 909, 912, 1010, 1124, 1140, 1212, 1368, 1405, 1515, 1520, 1616, 1686, 1710, 1818, 1919, 2020, 2248, 2280, 2424, 2529, 2736, 2810, 3030, 3372, 3420, 3636, 3838, 4040, 4215, 4496, 4545, 4560, 4848, 5058, 5339, 5620, 5757, 6060, 6744, 6840, 7272, 7676, 8080, 8430, 9090, 9595, 10116, 10678, 11240, 11514, 12120, 12645, 13488, 13680, 14544, 15352, 16017, 16860, 17271, 18180, 19190, 20232, 21356, 22480, 23028, 24240, 25290, 26695, 28381, 28785, 30704, 32034, 33720, 34542, 36360, 38380, 40464, 42712, 46056, 48051, 50580, 53390, 56762, 57570, 64068, 67440, 69084, 72720, 76760, 80085, 85143, 85424, 86355, 92112, 96102, 101160, 106780, 113524, 115140, 128136, 138168, 141905, 153520, 160170, 170286, 172710, 192204, 202320, 213560, 227048, 230280, 240255, 255429, 256272, 276336, 283810, 320340, 340572, 345420, 384408, 425715, 427120, 454096, 460560, 480510, 510858, 539239, 567620, 640680, 681144, 690840, 768816, 851430, 961020, 1021716, 1078478, 1135240, 1277145, 1281360, 1362288, 1381680, 1617717, 1702860, 1922040, 2043432, 2156956, 2270480, 2554290, 2696195, 3235434, 3405720, 3844080, 4086864, 4313912, 4853151, 5108580, 5392390, 6470868, 6811440, 8088585, 8627824, 9706302, 10217160, 10784780, 12941736, 16177170, 19412604, 20434320, 21569560, 24265755, 25883472, 32354340, 38825208, 43139120, 48531510, 64708680, 77650416, 97063020, 129417360, 194126040, 388252080]

約数ペア:

[(1, 388252080), (2, 194126040), (3, 129417360), (4, 97063020), (5, 77650416), (6, 64708680), (8, 48531510), (9, 43139120), (10, 38825208), (12, 32354340), (15, 25883472), (16, 24265755), (18, 21569560), (19, 20434320), (20, 19412604), (24, 16177170), (30, 12941736), (36, 10784780), (38, 10217160), (40, 9706302), (45, 8627824), (48, 8088585), (57, 6811440), (60, 6470868), (72, 5392390), (76, 5108580), (80, 4853151), (90, 4313912), (95, 4086864), (101, 3844080), (114, 3405720), (120, 3235434), (144, 2696195), (152, 2554290), (171, 2270480), (180, 2156956), (190, 2043432), (202, 1922040), (228, 1702860), (240, 1617717), (281, 1381680), (285, 1362288), (303, 1281360), (304, 1277145), (342, 1135240), (360, 1078478), (380, 1021716), (404, 961020), (456, 851430), (505, 768816), (562, 690840), (570, 681144), (606, 640680), (684, 567620), (720, 539239), (760, 510858), (808, 480510), (843, 460560), (855, 454096), (909, 427120), (912, 425715), (1010, 384408), (1124, 345420), (1140, 340572), (1212, 320340), (1368, 283810), (1405, 276336), (1515, 256272), (1520, 255429), (1616, 240255), (1686, 230280), (1710, 227048), (1818, 213560), (1919, 202320), (2020, 192204), (2248, 172710), (2280, 170286), (2424, 160170), (2529, 153520), (2736, 141905), (2810, 138168), (3030, 128136), (3372, 115140), (3420, 113524), (3636, 106780), (3838, 101160), (4040, 96102), (4215, 92112), (4496, 86355), (4545, 85424), (4560, 85143), (4848, 80085), (5058, 76760), (5339, 72720), (5620, 69084), (5757, 67440), (6060, 64068), (6744, 57570), (6840, 56762), (7272, 53390), (7676, 50580), (8080, 48051), (8430, 46056), (9090, 42712), (9595, 40464), (10116, 38380), (10678, 36360), (11240, 34542), (11514, 33720), (12120, 32034), (12645, 30704), (13488, 28785), (13680, 28381), (14544, 26695), (15352, 25290), (16017, 24240), (16860, 23028), (17271, 22480), (18180, 21356), (19190, 20232)]