21447051480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{709}}^1\times {\mathrm{757}}^1$

素因数の和:1523

約数の個数: 256

約数和(自身を含む): 73623024000

約数和(自身を除く): 52175972520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 90, 108, 111, 120, 135, 148, 180, 185, 216, 222, 270, 296, 333, 360, 370, 444, 540, 555, 666, 709, 740, 757, 888, 999, 1080, 1110, 1332, 1418, 1480, 1514, 1665, 1998, 2127, 2220, 2271, 2664, 2836, 3028, 3330, 3545, 3785, 3996, 4254, 4440, 4542, 4995, 5672, 6056, 6381, 6660, 6813, 7090, 7570, 7992, 8508, 9084, 9990, 10635, 11355, 12762, 13320, 13626, 14180, 15140, 17016, 18168, 19143, 19980, 20439, 21270, 22710, 25524, 26233, 27252, 28009, 28360, 30280, 31905, 34065, 38286, 39960, 40878, 42540, 45420, 51048, 52466, 54504, 56018, 63810, 68130, 76572, 78699, 81756, 84027, 85080, 90840, 95715, 102195, 104932, 112036, 127620, 131165, 136260, 140045, 153144, 157398, 163512, 168054, 191430, 204390, 209864, 224072, 236097, 252081, 255240, 262330, 272520, 280090, 314796, 336108, 382860, 393495, 408780, 420135, 472194, 504162, 524660, 536713, 560180, 629592, 672216, 708291, 756243, 765720, 786990, 817560, 840270, 944388, 1008324, 1049320, 1073426, 1120360, 1180485, 1260405, 1416582, 1512486, 1573980, 1610139, 1680540, 1888776, 2016648, 2146852, 2360970, 2520810, 2683565, 2833164, 3024972, 3147960, 3220278, 3361080, 3541455, 3781215, 4293704, 4721940, 4830417, 5041620, 5367130, 5666328, 6049944, 6440556, 7082910, 7562430, 8050695, 9443880, 9660834, 10083240, 10734260, 12881112, 14165820, 14491251, 15124860, 16101390, 19321668, 19858381, 21468520, 24152085, 28331640, 28982502, 30249720, 32202780, 38643336, 39716762, 48304170, 57965004, 59575143, 64405560, 72456255, 79433524, 96608340, 99291905, 115930008, 119150286, 144912510, 158867048, 178725429, 193216680, 198583810, 238300572, 289825020, 297875715, 357450858, 397167620, 476601144, 536176287, 579650040, 595751430, 714901716, 794335240, 893627145, 1072352574, 1191502860, 1429803432, 1787254290, 2144705148, 2383005720, 2680881435, 3574508580, 4289410296, 5361762870, 7149017160, 10723525740, 21447051480]

約数ペア:

[(1, 21447051480), (2, 10723525740), (3, 7149017160), (4, 5361762870), (5, 4289410296), (6, 3574508580), (8, 2680881435), (9, 2383005720), (10, 2144705148), (12, 1787254290), (15, 1429803432), (18, 1191502860), (20, 1072352574), (24, 893627145), (27, 794335240), (30, 714901716), (36, 595751430), (37, 579650040), (40, 536176287), (45, 476601144), (54, 397167620), (60, 357450858), (72, 297875715), (74, 289825020), (90, 238300572), (108, 198583810), (111, 193216680), (120, 178725429), (135, 158867048), (148, 144912510), (180, 119150286), (185, 115930008), (216, 99291905), (222, 96608340), (270, 79433524), (296, 72456255), (333, 64405560), (360, 59575143), (370, 57965004), (444, 48304170), (540, 39716762), (555, 38643336), (666, 32202780), (709, 30249720), (740, 28982502), (757, 28331640), (888, 24152085), (999, 21468520), (1080, 19858381), (1110, 19321668), (1332, 16101390), (1418, 15124860), (1480, 14491251), (1514, 14165820), (1665, 12881112), (1998, 10734260), (2127, 10083240), (2220, 9660834), (2271, 9443880), (2664, 8050695), (2836, 7562430), (3028, 7082910), (3330, 6440556), (3545, 6049944), (3785, 5666328), (3996, 5367130), (4254, 5041620), (4440, 4830417), (4542, 4721940), (4995, 4293704), (5672, 3781215), (6056, 3541455), (6381, 3361080), (6660, 3220278), (6813, 3147960), (7090, 3024972), (7570, 2833164), (7992, 2683565), (8508, 2520810), (9084, 2360970), (9990, 2146852), (10635, 2016648), (11355, 1888776), (12762, 1680540), (13320, 1610139), (13626, 1573980), (14180, 1512486), (15140, 1416582), (17016, 1260405), (18168, 1180485), (19143, 1120360), (19980, 1073426), (20439, 1049320), (21270, 1008324), (22710, 944388), (25524, 840270), (26233, 817560), (27252, 786990), (28009, 765720), (28360, 756243), (30280, 708291), (31905, 672216), (34065, 629592), (38286, 560180), (39960, 536713), (40878, 524660), (42540, 504162), (45420, 472194), (51048, 420135), (52466, 408780), (54504, 393495), (56018, 382860), (63810, 336108), (68130, 314796), (76572, 280090), (78699, 272520), (81756, 262330), (84027, 255240), (85080, 252081), (90840, 236097), (95715, 224072), (102195, 209864), (104932, 204390), (112036, 191430), (127620, 168054), (131165, 163512), (136260, 157398), (140045, 153144)]