1491342720

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2999}}^1$

素因数の和:3065

約数の個数: 256

約数和(自身を含む): 5581440000

約数和(自身を除く): 4090097280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 37, 40, 42, 48, 56, 60, 64, 70, 74, 80, 84, 96, 105, 111, 112, 120, 128, 140, 148, 160, 168, 185, 192, 210, 222, 224, 240, 259, 280, 296, 320, 336, 370, 384, 420, 444, 448, 480, 518, 555, 560, 592, 640, 672, 740, 777, 840, 888, 896, 960, 1036, 1110, 1120, 1184, 1295, 1344, 1480, 1554, 1680, 1776, 1920, 2072, 2220, 2240, 2368, 2590, 2688, 2960, 2999, 3108, 3360, 3552, 3885, 4144, 4440, 4480, 4736, 5180, 5920, 5998, 6216, 6720, 7104, 7770, 8288, 8880, 8997, 10360, 11840, 11996, 12432, 13440, 14208, 14995, 15540, 16576, 17760, 17994, 20720, 20993, 23680, 23992, 24864, 29990, 31080, 33152, 35520, 35988, 41440, 41986, 44985, 47984, 49728, 59980, 62160, 62979, 71040, 71976, 82880, 83972, 89970, 95968, 99456, 104965, 110963, 119960, 124320, 125958, 143952, 165760, 167944, 179940, 191936, 209930, 221926, 239920, 248640, 251916, 287904, 314895, 332889, 335888, 359880, 383872, 419860, 443852, 479840, 497280, 503832, 554815, 575808, 629790, 665778, 671776, 719760, 776741, 839720, 887704, 959680, 1007664, 1109630, 1151616, 1259580, 1331556, 1343552, 1439520, 1553482, 1664445, 1679440, 1775408, 1919360, 2015328, 2219260, 2330223, 2519160, 2663112, 2687104, 2879040, 3106964, 3328890, 3358880, 3550816, 3883705, 4030656, 4438520, 4660446, 5038320, 5326224, 5758080, 6213928, 6657780, 6717760, 7101632, 7767410, 8061312, 8877040, 9320892, 10076640, 10652448, 11651115, 12427856, 13315560, 13435520, 14203264, 15534820, 17754080, 18641784, 20153280, 21304896, 23302230, 24855712, 26631120, 31069640, 35508160, 37283568, 40306560, 42609792, 46604460, 49711424, 53262240, 62139280, 71016320, 74567136, 93208920, 99422848, 106524480, 124278560, 149134272, 186417840, 213048960, 248557120, 298268544, 372835680, 497114240, 745671360, 1491342720]

約数ペア:

[(1, 1491342720), (2, 745671360), (3, 497114240), (4, 372835680), (5, 298268544), (6, 248557120), (7, 213048960), (8, 186417840), (10, 149134272), (12, 124278560), (14, 106524480), (15, 99422848), (16, 93208920), (20, 74567136), (21, 71016320), (24, 62139280), (28, 53262240), (30, 49711424), (32, 46604460), (35, 42609792), (37, 40306560), (40, 37283568), (42, 35508160), (48, 31069640), (56, 26631120), (60, 24855712), (64, 23302230), (70, 21304896), (74, 20153280), (80, 18641784), (84, 17754080), (96, 15534820), (105, 14203264), (111, 13435520), (112, 13315560), (120, 12427856), (128, 11651115), (140, 10652448), (148, 10076640), (160, 9320892), (168, 8877040), (185, 8061312), (192, 7767410), (210, 7101632), (222, 6717760), (224, 6657780), (240, 6213928), (259, 5758080), (280, 5326224), (296, 5038320), (320, 4660446), (336, 4438520), (370, 4030656), (384, 3883705), (420, 3550816), (444, 3358880), (448, 3328890), (480, 3106964), (518, 2879040), (555, 2687104), (560, 2663112), (592, 2519160), (640, 2330223), (672, 2219260), (740, 2015328), (777, 1919360), (840, 1775408), (888, 1679440), (896, 1664445), (960, 1553482), (1036, 1439520), (1110, 1343552), (1120, 1331556), (1184, 1259580), (1295, 1151616), (1344, 1109630), (1480, 1007664), (1554, 959680), (1680, 887704), (1776, 839720), (1920, 776741), (2072, 719760), (2220, 671776), (2240, 665778), (2368, 629790), (2590, 575808), (2688, 554815), (2960, 503832), (2999, 497280), (3108, 479840), (3360, 443852), (3552, 419860), (3885, 383872), (4144, 359880), (4440, 335888), (4480, 332889), (4736, 314895), (5180, 287904), (5920, 251916), (5998, 248640), (6216, 239920), (6720, 221926), (7104, 209930), (7770, 191936), (8288, 179940), (8880, 167944), (8997, 165760), (10360, 143952), (11840, 125958), (11996, 124320), (12432, 119960), (13440, 110963), (14208, 104965), (14995, 99456), (15540, 95968), (16576, 89970), (17760, 83972), (17994, 82880), (20720, 71976), (20993, 71040), (23680, 62979), (23992, 62160), (24864, 59980), (29990, 49728), (31080, 47984), (33152, 44985), (35520, 41986), (35988, 41440)]