210131640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1058

約数の個数: 192

約数和(自身を含む): 742809600

約数和(自身を除く): 532677960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 31, 36, 38, 40, 45, 57, 60, 62, 72, 76, 90, 93, 95, 114, 120, 124, 152, 155, 171, 180, 186, 190, 228, 248, 279, 285, 310, 342, 360, 372, 380, 456, 465, 558, 570, 589, 620, 684, 744, 760, 855, 930, 991, 1116, 1140, 1178, 1240, 1368, 1395, 1710, 1767, 1860, 1982, 2232, 2280, 2356, 2790, 2945, 2973, 3420, 3534, 3720, 3964, 4712, 4955, 5301, 5580, 5890, 5946, 6840, 7068, 7928, 8835, 8919, 9910, 10602, 11160, 11780, 11892, 14136, 14865, 17670, 17838, 18829, 19820, 21204, 23560, 23784, 26505, 29730, 30721, 35340, 35676, 37658, 39640, 42408, 44595, 53010, 56487, 59460, 61442, 70680, 71352, 75316, 89190, 92163, 94145, 106020, 112974, 118920, 122884, 150632, 153605, 169461, 178380, 184326, 188290, 212040, 225948, 245768, 276489, 282435, 307210, 338922, 356760, 368652, 376580, 451896, 460815, 552978, 564870, 583699, 614420, 677844, 737304, 753160, 847305, 921630, 1105956, 1129740, 1167398, 1228840, 1355688, 1382445, 1694610, 1751097, 1843260, 2211912, 2259480, 2334796, 2764890, 2918495, 3389220, 3502194, 3686520, 4669592, 5253291, 5529780, 5836990, 6778440, 7004388, 8755485, 10506582, 11059560, 11673980, 14008776, 17510970, 21013164, 23347960, 26266455, 35021940, 42026328, 52532910, 70043880, 105065820, 210131640]

約数ペア:

[(1, 210131640), (2, 105065820), (3, 70043880), (4, 52532910), (5, 42026328), (6, 35021940), (8, 26266455), (9, 23347960), (10, 21013164), (12, 17510970), (15, 14008776), (18, 11673980), (19, 11059560), (20, 10506582), (24, 8755485), (30, 7004388), (31, 6778440), (36, 5836990), (38, 5529780), (40, 5253291), (45, 4669592), (57, 3686520), (60, 3502194), (62, 3389220), (72, 2918495), (76, 2764890), (90, 2334796), (93, 2259480), (95, 2211912), (114, 1843260), (120, 1751097), (124, 1694610), (152, 1382445), (155, 1355688), (171, 1228840), (180, 1167398), (186, 1129740), (190, 1105956), (228, 921630), (248, 847305), (279, 753160), (285, 737304), (310, 677844), (342, 614420), (360, 583699), (372, 564870), (380, 552978), (456, 460815), (465, 451896), (558, 376580), (570, 368652), (589, 356760), (620, 338922), (684, 307210), (744, 282435), (760, 276489), (855, 245768), (930, 225948), (991, 212040), (1116, 188290), (1140, 184326), (1178, 178380), (1240, 169461), (1368, 153605), (1395, 150632), (1710, 122884), (1767, 118920), (1860, 112974), (1982, 106020), (2232, 94145), (2280, 92163), (2356, 89190), (2790, 75316), (2945, 71352), (2973, 70680), (3420, 61442), (3534, 59460), (3720, 56487), (3964, 53010), (4712, 44595), (4955, 42408), (5301, 39640), (5580, 37658), (5890, 35676), (5946, 35340), (6840, 30721), (7068, 29730), (7928, 26505), (8835, 23784), (8919, 23560), (9910, 21204), (10602, 19820), (11160, 18829), (11780, 17838), (11892, 17670), (14136, 14865)]