72665880

素因数分解:

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

素因数の和:226

約数の個数: 256

約数和(自身を含む): 273024000

約数和(自身を除く): 200358120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 29, 30, 35, 38, 40, 42, 56, 57, 58, 60, 70, 76, 84, 87, 95, 105, 114, 116, 120, 133, 140, 145, 152, 157, 168, 174, 190, 203, 210, 228, 232, 266, 280, 285, 290, 314, 348, 380, 399, 406, 420, 435, 456, 471, 532, 551, 570, 580, 609, 628, 665, 696, 760, 785, 798, 812, 840, 870, 942, 1015, 1064, 1099, 1102, 1140, 1160, 1218, 1256, 1330, 1570, 1596, 1624, 1653, 1740, 1884, 1995, 2030, 2198, 2204, 2280, 2355, 2436, 2660, 2755, 2983, 3045, 3140, 3192, 3297, 3306, 3480, 3768, 3857, 3990, 4060, 4396, 4408, 4553, 4710, 4872, 5320, 5495, 5510, 5966, 6090, 6280, 6594, 6612, 7714, 7980, 8120, 8265, 8792, 8949, 9106, 9420, 10990, 11020, 11571, 11932, 12180, 13188, 13224, 13659, 14915, 15428, 15960, 16485, 16530, 17898, 18212, 18840, 19285, 20881, 21980, 22040, 22765, 23142, 23864, 24360, 26376, 27318, 29830, 30856, 31871, 32970, 33060, 35796, 36424, 38570, 41762, 43960, 44745, 45530, 46284, 54636, 57855, 59660, 62643, 63742, 65940, 66120, 68295, 71592, 77140, 83524, 86507, 89490, 91060, 92568, 95613, 104405, 109272, 115710, 119320, 125286, 127484, 131880, 136590, 154280, 159355, 167048, 173014, 178980, 182120, 191226, 208810, 231420, 250572, 254968, 259521, 273180, 313215, 318710, 346028, 357960, 382452, 417620, 432535, 462840, 478065, 501144, 519042, 546360, 605549, 626430, 637420, 692056, 764904, 835240, 865070, 956130, 1038084, 1211098, 1252860, 1274840, 1297605, 1730140, 1816647, 1912260, 2076168, 2422196, 2505720, 2595210, 3027745, 3460280, 3633294, 3824520, 4844392, 5190420, 6055490, 7266588, 9083235, 10380840, 12110980, 14533176, 18166470, 24221960, 36332940, 72665880]

約数ペア:

[(1, 72665880), (2, 36332940), (3, 24221960), (4, 18166470), (5, 14533176), (6, 12110980), (7, 10380840), (8, 9083235), (10, 7266588), (12, 6055490), (14, 5190420), (15, 4844392), (19, 3824520), (20, 3633294), (21, 3460280), (24, 3027745), (28, 2595210), (29, 2505720), (30, 2422196), (35, 2076168), (38, 1912260), (40, 1816647), (42, 1730140), (56, 1297605), (57, 1274840), (58, 1252860), (60, 1211098), (70, 1038084), (76, 956130), (84, 865070), (87, 835240), (95, 764904), (105, 692056), (114, 637420), (116, 626430), (120, 605549), (133, 546360), (140, 519042), (145, 501144), (152, 478065), (157, 462840), (168, 432535), (174, 417620), (190, 382452), (203, 357960), (210, 346028), (228, 318710), (232, 313215), (266, 273180), (280, 259521), (285, 254968), (290, 250572), (314, 231420), (348, 208810), (380, 191226), (399, 182120), (406, 178980), (420, 173014), (435, 167048), (456, 159355), (471, 154280), (532, 136590), (551, 131880), (570, 127484), (580, 125286), (609, 119320), (628, 115710), (665, 109272), (696, 104405), (760, 95613), (785, 92568), (798, 91060), (812, 89490), (840, 86507), (870, 83524), (942, 77140), (1015, 71592), (1064, 68295), (1099, 66120), (1102, 65940), (1140, 63742), (1160, 62643), (1218, 59660), (1256, 57855), (1330, 54636), (1570, 46284), (1596, 45530), (1624, 44745), (1653, 43960), (1740, 41762), (1884, 38570), (1995, 36424), (2030, 35796), (2198, 33060), (2204, 32970), (2280, 31871), (2355, 30856), (2436, 29830), (2660, 27318), (2755, 26376), (2983, 24360), (3045, 23864), (3140, 23142), (3192, 22765), (3297, 22040), (3306, 21980), (3480, 20881), (3768, 19285), (3857, 18840), (3990, 18212), (4060, 17898), (4396, 16530), (4408, 16485), (4553, 15960), (4710, 15428), (4872, 14915), (5320, 13659), (5495, 13224), (5510, 13188), (5966, 12180), (6090, 11932), (6280, 11571), (6594, 11020), (6612, 10990), (7714, 9420), (7980, 9106), (8120, 8949), (8265, 8792)]