77677320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:228

約数の個数: 256

約数和(自身を含む): 291225600

約数和(自身を除く): 213548280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 31, 35, 38, 40, 42, 56, 57, 60, 62, 70, 76, 84, 93, 95, 105, 114, 120, 124, 133, 140, 152, 155, 157, 168, 186, 190, 210, 217, 228, 248, 266, 280, 285, 310, 314, 372, 380, 399, 420, 434, 456, 465, 471, 532, 570, 589, 620, 628, 651, 665, 744, 760, 785, 798, 840, 868, 930, 942, 1064, 1085, 1099, 1140, 1178, 1240, 1256, 1302, 1330, 1570, 1596, 1736, 1767, 1860, 1884, 1995, 2170, 2198, 2280, 2355, 2356, 2604, 2660, 2945, 2983, 3140, 3192, 3255, 3297, 3534, 3720, 3768, 3990, 4123, 4340, 4396, 4710, 4712, 4867, 5208, 5320, 5495, 5890, 5966, 6280, 6510, 6594, 7068, 7980, 8246, 8680, 8792, 8835, 8949, 9420, 9734, 10990, 11780, 11932, 12369, 13020, 13188, 14136, 14601, 14915, 15960, 16485, 16492, 17670, 17898, 18840, 19468, 20615, 20881, 21980, 23560, 23864, 24335, 24738, 26040, 26376, 29202, 29830, 32970, 32984, 34069, 35340, 35796, 38936, 41230, 41762, 43960, 44745, 48670, 49476, 58404, 59660, 61845, 62643, 65940, 68138, 70680, 71592, 73005, 82460, 83524, 89490, 92473, 97340, 98952, 102207, 104405, 116808, 119320, 123690, 125286, 131880, 136276, 146010, 164920, 167048, 170345, 178980, 184946, 194680, 204414, 208810, 247380, 250572, 272552, 277419, 292020, 313215, 340690, 357960, 369892, 408828, 417620, 462365, 494760, 501144, 511035, 554838, 584040, 626430, 647311, 681380, 739784, 817656, 835240, 924730, 1022070, 1109676, 1252860, 1294622, 1362760, 1387095, 1849460, 1941933, 2044140, 2219352, 2505720, 2589244, 2774190, 3236555, 3698920, 3883866, 4088280, 5178488, 5548380, 6473110, 7767732, 9709665, 11096760, 12946220, 15535464, 19419330, 25892440, 38838660, 77677320]

約数ペア:

[(1, 77677320), (2, 38838660), (3, 25892440), (4, 19419330), (5, 15535464), (6, 12946220), (7, 11096760), (8, 9709665), (10, 7767732), (12, 6473110), (14, 5548380), (15, 5178488), (19, 4088280), (20, 3883866), (21, 3698920), (24, 3236555), (28, 2774190), (30, 2589244), (31, 2505720), (35, 2219352), (38, 2044140), (40, 1941933), (42, 1849460), (56, 1387095), (57, 1362760), (60, 1294622), (62, 1252860), (70, 1109676), (76, 1022070), (84, 924730), (93, 835240), (95, 817656), (105, 739784), (114, 681380), (120, 647311), (124, 626430), (133, 584040), (140, 554838), (152, 511035), (155, 501144), (157, 494760), (168, 462365), (186, 417620), (190, 408828), (210, 369892), (217, 357960), (228, 340690), (248, 313215), (266, 292020), (280, 277419), (285, 272552), (310, 250572), (314, 247380), (372, 208810), (380, 204414), (399, 194680), (420, 184946), (434, 178980), (456, 170345), (465, 167048), (471, 164920), (532, 146010), (570, 136276), (589, 131880), (620, 125286), (628, 123690), (651, 119320), (665, 116808), (744, 104405), (760, 102207), (785, 98952), (798, 97340), (840, 92473), (868, 89490), (930, 83524), (942, 82460), (1064, 73005), (1085, 71592), (1099, 70680), (1140, 68138), (1178, 65940), (1240, 62643), (1256, 61845), (1302, 59660), (1330, 58404), (1570, 49476), (1596, 48670), (1736, 44745), (1767, 43960), (1860, 41762), (1884, 41230), (1995, 38936), (2170, 35796), (2198, 35340), (2280, 34069), (2355, 32984), (2356, 32970), (2604, 29830), (2660, 29202), (2945, 26376), (2983, 26040), (3140, 24738), (3192, 24335), (3255, 23864), (3297, 23560), (3534, 21980), (3720, 20881), (3768, 20615), (3990, 19468), (4123, 18840), (4340, 17898), (4396, 17670), (4710, 16492), (4712, 16485), (4867, 15960), (5208, 14915), (5320, 14601), (5495, 14136), (5890, 13188), (5966, 13020), (6280, 12369), (6510, 11932), (6594, 11780), (7068, 10990), (7980, 9734), (8246, 9420), (8680, 8949), (8792, 8835)]