661124646

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:220

約数の個数: 256

約数和(自身を含む): 1949337600

約数和(自身を除く): 1288212954

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 27, 38, 39, 42, 54, 57, 63, 73, 78, 91, 97, 114, 117, 126, 133, 146, 171, 182, 189, 194, 219, 234, 247, 266, 273, 291, 342, 351, 378, 399, 438, 494, 511, 513, 546, 582, 657, 679, 702, 741, 798, 819, 873, 949, 1022, 1026, 1197, 1261, 1314, 1358, 1387, 1482, 1533, 1638, 1729, 1746, 1843, 1898, 1971, 2037, 2223, 2394, 2457, 2522, 2619, 2774, 2847, 3066, 3458, 3591, 3686, 3783, 3942, 4074, 4161, 4446, 4599, 4914, 5187, 5238, 5529, 5694, 6111, 6643, 6669, 7081, 7182, 7566, 8322, 8541, 8827, 9198, 9709, 10374, 11058, 11349, 12222, 12483, 12901, 13286, 13338, 13797, 14162, 15561, 16587, 17082, 17654, 18031, 18333, 19418, 19929, 21243, 22698, 23959, 24966, 25623, 25802, 26481, 27594, 29127, 31122, 33174, 34047, 36062, 36666, 37449, 38703, 39858, 42486, 46683, 47918, 49567, 49761, 51246, 52962, 54093, 58254, 59787, 63729, 68094, 71877, 74898, 77406, 79443, 87381, 92053, 93366, 99134, 99522, 108186, 116109, 119574, 126217, 127458, 134539, 143754, 148701, 158886, 162279, 167713, 174762, 179361, 184106, 191187, 215631, 232218, 238329, 252434, 262143, 269078, 276159, 297402, 324558, 335426, 348327, 358722, 378651, 382374, 403617, 431262, 446103, 476658, 486837, 503139, 524286, 552318, 644371, 646893, 696654, 757302, 807234, 828477, 892206, 941773, 973674, 1006278, 1135953, 1210851, 1288742, 1293786, 1338309, 1509417, 1656954, 1749007, 1883546, 1933113, 2271906, 2421702, 2485431, 2676618, 2825319, 3018834, 3407859, 3498014, 3632553, 3866226, 4528251, 4970862, 5247021, 5650638, 5799339, 6815718, 7265106, 8475957, 9056502, 10494042, 11598678, 12243049, 15741063, 16951914, 17398017, 24486098, 25427871, 31482126, 34796034, 36729147, 47223189, 50855742, 73458294, 94446378, 110187441, 220374882, 330562323, 661124646]

約数ペア:

[(1, 661124646), (2, 330562323), (3, 220374882), (6, 110187441), (7, 94446378), (9, 73458294), (13, 50855742), (14, 47223189), (18, 36729147), (19, 34796034), (21, 31482126), (26, 25427871), (27, 24486098), (38, 17398017), (39, 16951914), (42, 15741063), (54, 12243049), (57, 11598678), (63, 10494042), (73, 9056502), (78, 8475957), (91, 7265106), (97, 6815718), (114, 5799339), (117, 5650638), (126, 5247021), (133, 4970862), (146, 4528251), (171, 3866226), (182, 3632553), (189, 3498014), (194, 3407859), (219, 3018834), (234, 2825319), (247, 2676618), (266, 2485431), (273, 2421702), (291, 2271906), (342, 1933113), (351, 1883546), (378, 1749007), (399, 1656954), (438, 1509417), (494, 1338309), (511, 1293786), (513, 1288742), (546, 1210851), (582, 1135953), (657, 1006278), (679, 973674), (702, 941773), (741, 892206), (798, 828477), (819, 807234), (873, 757302), (949, 696654), (1022, 646893), (1026, 644371), (1197, 552318), (1261, 524286), (1314, 503139), (1358, 486837), (1387, 476658), (1482, 446103), (1533, 431262), (1638, 403617), (1729, 382374), (1746, 378651), (1843, 358722), (1898, 348327), (1971, 335426), (2037, 324558), (2223, 297402), (2394, 276159), (2457, 269078), (2522, 262143), (2619, 252434), (2774, 238329), (2847, 232218), (3066, 215631), (3458, 191187), (3591, 184106), (3686, 179361), (3783, 174762), (3942, 167713), (4074, 162279), (4161, 158886), (4446, 148701), (4599, 143754), (4914, 134539), (5187, 127458), (5238, 126217), (5529, 119574), (5694, 116109), (6111, 108186), (6643, 99522), (6669, 99134), (7081, 93366), (7182, 92053), (7566, 87381), (8322, 79443), (8541, 77406), (8827, 74898), (9198, 71877), (9709, 68094), (10374, 63729), (11058, 59787), (11349, 58254), (12222, 54093), (12483, 52962), (12901, 51246), (13286, 49761), (13338, 49567), (13797, 47918), (14162, 46683), (15561, 42486), (16587, 39858), (17082, 38703), (17654, 37449), (18031, 36666), (18333, 36062), (19418, 34047), (19929, 33174), (21243, 31122), (22698, 29127), (23959, 27594), (24966, 26481), (25623, 25802)]