217997640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:229

約数の個数: 384

約数和(自身を含む): 887328000

約数和(自身を除く): 669330360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 29, 30, 35, 36, 38, 40, 42, 45, 56, 57, 58, 60, 63, 70, 72, 76, 84, 87, 90, 95, 105, 114, 116, 120, 126, 133, 140, 145, 152, 157, 168, 171, 174, 180, 190, 203, 210, 228, 232, 252, 261, 266, 280, 285, 290, 314, 315, 342, 348, 360, 380, 399, 406, 420, 435, 456, 471, 504, 522, 532, 551, 570, 580, 609, 628, 630, 665, 684, 696, 760, 785, 798, 812, 840, 855, 870, 942, 1015, 1044, 1064, 1099, 1102, 1140, 1160, 1197, 1218, 1256, 1260, 1305, 1330, 1368, 1413, 1570, 1596, 1624, 1653, 1710, 1740, 1827, 1884, 1995, 2030, 2088, 2198, 2204, 2280, 2355, 2394, 2436, 2520, 2610, 2660, 2755, 2826, 2983, 3045, 3140, 3192, 3297, 3306, 3420, 3480, 3654, 3768, 3857, 3990, 4060, 4396, 4408, 4553, 4710, 4788, 4872, 4959, 5220, 5320, 5495, 5510, 5652, 5966, 5985, 6090, 6280, 6594, 6612, 6840, 7065, 7308, 7714, 7980, 8120, 8265, 8792, 8949, 9106, 9135, 9420, 9576, 9891, 9918, 10440, 10990, 11020, 11304, 11571, 11932, 11970, 12180, 13188, 13224, 13659, 14130, 14616, 14915, 15428, 15960, 16485, 16530, 17898, 18212, 18270, 18840, 19285, 19782, 19836, 20881, 21980, 22040, 22765, 23142, 23864, 23940, 24360, 24795, 26376, 26847, 27318, 28260, 29830, 30856, 31871, 32970, 33060, 34713, 35796, 36424, 36540, 38570, 39564, 39672, 40977, 41762, 43960, 44745, 45530, 46284, 47880, 49455, 49590, 53694, 54636, 56520, 57855, 59660, 62643, 63742, 65940, 66120, 68295, 69426, 71592, 73080, 77140, 79128, 81954, 83524, 86507, 89490, 91060, 92568, 95613, 98910, 99180, 104405, 107388, 109272, 115710, 119320, 125286, 127484, 131880, 134235, 136590, 138852, 154280, 159355, 163908, 167048, 173014, 173565, 178980, 182120, 187929, 191226, 197820, 198360, 204885, 208810, 214776, 231420, 250572, 254968, 259521, 268470, 273180, 277704, 286839, 313215, 318710, 327816, 346028, 347130, 357960, 375858, 382452, 395640, 409770, 417620, 432535, 462840, 478065, 501144, 519042, 536940, 546360, 573678, 605549, 626430, 637420, 692056, 694260, 751716, 764904, 778563, 819540, 835240, 865070, 939645, 956130, 1038084, 1073880, 1147356, 1211098, 1252860, 1274840, 1297605, 1388520, 1434195, 1503432, 1557126, 1639080, 1730140, 1816647, 1879290, 1912260, 2076168, 2294712, 2422196, 2505720, 2595210, 2868390, 3027745, 3114252, 3460280, 3633294, 3758580, 3824520, 3892815, 4844392, 5190420, 5449941, 5736780, 6055490, 6228504, 7266588, 7517160, 7785630, 9083235, 10380840, 10899882, 11473560, 12110980, 14533176, 15571260, 18166470, 21799764, 24221960, 27249705, 31142520, 36332940, 43599528, 54499410, 72665880, 108998820, 217997640]

約数ペア:

[(1, 217997640), (2, 108998820), (3, 72665880), (4, 54499410), (5, 43599528), (6, 36332940), (7, 31142520), (8, 27249705), (9, 24221960), (10, 21799764), (12, 18166470), (14, 15571260), (15, 14533176), (18, 12110980), (19, 11473560), (20, 10899882), (21, 10380840), (24, 9083235), (28, 7785630), (29, 7517160), (30, 7266588), (35, 6228504), (36, 6055490), (38, 5736780), (40, 5449941), (42, 5190420), (45, 4844392), (56, 3892815), (57, 3824520), (58, 3758580), (60, 3633294), (63, 3460280), (70, 3114252), (72, 3027745), (76, 2868390), (84, 2595210), (87, 2505720), (90, 2422196), (95, 2294712), (105, 2076168), (114, 1912260), (116, 1879290), (120, 1816647), (126, 1730140), (133, 1639080), (140, 1557126), (145, 1503432), (152, 1434195), (157, 1388520), (168, 1297605), (171, 1274840), (174, 1252860), (180, 1211098), (190, 1147356), (203, 1073880), (210, 1038084), (228, 956130), (232, 939645), (252, 865070), (261, 835240), (266, 819540), (280, 778563), (285, 764904), (290, 751716), (314, 694260), (315, 692056), (342, 637420), (348, 626430), (360, 605549), (380, 573678), (399, 546360), (406, 536940), (420, 519042), (435, 501144), (456, 478065), (471, 462840), (504, 432535), (522, 417620), (532, 409770), (551, 395640), (570, 382452), (580, 375858), (609, 357960), (628, 347130), (630, 346028), (665, 327816), (684, 318710), (696, 313215), (760, 286839), (785, 277704), (798, 273180), (812, 268470), (840, 259521), (855, 254968), (870, 250572), (942, 231420), (1015, 214776), (1044, 208810), (1064, 204885), (1099, 198360), (1102, 197820), (1140, 191226), (1160, 187929), (1197, 182120), (1218, 178980), (1256, 173565), (1260, 173014), (1305, 167048), (1330, 163908), (1368, 159355), (1413, 154280), (1570, 138852), (1596, 136590), (1624, 134235), (1653, 131880), (1710, 127484), (1740, 125286), (1827, 119320), (1884, 115710), (1995, 109272), (2030, 107388), (2088, 104405), (2198, 99180), (2204, 98910), (2280, 95613), (2355, 92568), (2394, 91060), (2436, 89490), (2520, 86507), (2610, 83524), (2660, 81954), (2755, 79128), (2826, 77140), (2983, 73080), (3045, 71592), (3140, 69426), (3192, 68295), (3297, 66120), (3306, 65940), (3420, 63742), (3480, 62643), (3654, 59660), (3768, 57855), (3857, 56520), (3990, 54636), (4060, 53694), (4396, 49590), (4408, 49455), (4553, 47880), (4710, 46284), (4788, 45530), (4872, 44745), (4959, 43960), (5220, 41762), (5320, 40977), (5495, 39672), (5510, 39564), (5652, 38570), (5966, 36540), (5985, 36424), (6090, 35796), (6280, 34713), (6594, 33060), (6612, 32970), (6840, 31871), (7065, 30856), (7308, 29830), (7714, 28260), (7980, 27318), (8120, 26847), (8265, 26376), (8792, 24795), (8949, 24360), (9106, 23940), (9135, 23864), (9420, 23142), (9576, 22765), (9891, 22040), (9918, 21980), (10440, 20881), (10990, 19836), (11020, 19782), (11304, 19285), (11571, 18840), (11932, 18270), (11970, 18212), (12180, 17898), (13188, 16530), (13224, 16485), (13659, 15960), (14130, 15428), (14616, 14915)]