491707944

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:261

約数の個数: 288

約数和(自身を含む): 1702995840

約数和(自身を除く): 1211287896

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 49, 52, 56, 63, 71, 72, 78, 84, 91, 98, 104, 117, 126, 142, 147, 151, 156, 168, 182, 196, 213, 234, 252, 273, 284, 294, 302, 312, 364, 392, 426, 441, 453, 468, 497, 504, 546, 568, 588, 604, 637, 639, 728, 819, 852, 882, 906, 923, 936, 994, 1057, 1092, 1176, 1208, 1274, 1278, 1359, 1491, 1638, 1704, 1764, 1812, 1846, 1911, 1963, 1988, 2114, 2184, 2548, 2556, 2718, 2769, 2982, 3171, 3276, 3479, 3528, 3624, 3692, 3822, 3926, 3976, 4228, 4473, 5096, 5112, 5436, 5538, 5733, 5889, 5964, 6342, 6461, 6552, 6958, 7384, 7399, 7644, 7852, 8307, 8456, 8946, 9513, 10437, 10721, 10872, 11076, 11466, 11778, 11928, 12684, 12922, 13741, 13916, 14798, 15288, 15704, 16614, 17667, 17892, 19026, 19383, 20874, 21442, 22152, 22197, 22932, 23556, 25368, 25844, 27482, 27832, 29596, 31311, 32163, 33228, 35334, 35784, 38052, 38766, 41223, 41748, 42884, 44394, 45227, 45864, 47112, 51688, 54964, 58149, 59192, 62622, 64326, 66456, 66591, 70668, 75047, 76104, 77532, 82446, 83496, 85768, 88788, 90454, 96187, 96489, 109928, 116298, 123669, 125244, 128652, 133182, 135681, 139373, 141336, 150094, 155064, 164892, 177576, 180908, 192374, 192978, 225141, 232596, 247338, 250488, 257304, 266364, 271362, 278746, 288561, 300188, 329784, 361816, 384748, 385956, 407043, 418119, 450282, 465192, 494676, 525329, 532728, 542724, 557492, 577122, 600376, 675423, 769496, 771912, 814086, 836238, 865683, 900564, 975611, 989352, 1050658, 1085448, 1114984, 1154244, 1254357, 1350846, 1575987, 1628172, 1672476, 1731366, 1801128, 1951222, 2101316, 2308488, 2508714, 2701692, 2926833, 3151974, 3256344, 3344952, 3462732, 3902444, 4202632, 4727961, 5017428, 5403384, 5853666, 6303948, 6829277, 6925464, 7804888, 8780499, 9455922, 10034856, 11707332, 12607896, 13658554, 17560998, 18911844, 20487831, 23414664, 27317108, 35121996, 37823688, 40975662, 54634216, 61463493, 70243992, 81951324, 122926986, 163902648, 245853972, 491707944]

約数ペア:

[(1, 491707944), (2, 245853972), (3, 163902648), (4, 122926986), (6, 81951324), (7, 70243992), (8, 61463493), (9, 54634216), (12, 40975662), (13, 37823688), (14, 35121996), (18, 27317108), (21, 23414664), (24, 20487831), (26, 18911844), (28, 17560998), (36, 13658554), (39, 12607896), (42, 11707332), (49, 10034856), (52, 9455922), (56, 8780499), (63, 7804888), (71, 6925464), (72, 6829277), (78, 6303948), (84, 5853666), (91, 5403384), (98, 5017428), (104, 4727961), (117, 4202632), (126, 3902444), (142, 3462732), (147, 3344952), (151, 3256344), (156, 3151974), (168, 2926833), (182, 2701692), (196, 2508714), (213, 2308488), (234, 2101316), (252, 1951222), (273, 1801128), (284, 1731366), (294, 1672476), (302, 1628172), (312, 1575987), (364, 1350846), (392, 1254357), (426, 1154244), (441, 1114984), (453, 1085448), (468, 1050658), (497, 989352), (504, 975611), (546, 900564), (568, 865683), (588, 836238), (604, 814086), (637, 771912), (639, 769496), (728, 675423), (819, 600376), (852, 577122), (882, 557492), (906, 542724), (923, 532728), (936, 525329), (994, 494676), (1057, 465192), (1092, 450282), (1176, 418119), (1208, 407043), (1274, 385956), (1278, 384748), (1359, 361816), (1491, 329784), (1638, 300188), (1704, 288561), (1764, 278746), (1812, 271362), (1846, 266364), (1911, 257304), (1963, 250488), (1988, 247338), (2114, 232596), (2184, 225141), (2548, 192978), (2556, 192374), (2718, 180908), (2769, 177576), (2982, 164892), (3171, 155064), (3276, 150094), (3479, 141336), (3528, 139373), (3624, 135681), (3692, 133182), (3822, 128652), (3926, 125244), (3976, 123669), (4228, 116298), (4473, 109928), (5096, 96489), (5112, 96187), (5436, 90454), (5538, 88788), (5733, 85768), (5889, 83496), (5964, 82446), (6342, 77532), (6461, 76104), (6552, 75047), (6958, 70668), (7384, 66591), (7399, 66456), (7644, 64326), (7852, 62622), (8307, 59192), (8456, 58149), (8946, 54964), (9513, 51688), (10437, 47112), (10721, 45864), (10872, 45227), (11076, 44394), (11466, 42884), (11778, 41748), (11928, 41223), (12684, 38766), (12922, 38052), (13741, 35784), (13916, 35334), (14798, 33228), (15288, 32163), (15704, 31311), (16614, 29596), (17667, 27832), (17892, 27482), (19026, 25844), (19383, 25368), (20874, 23556), (21442, 22932), (22152, 22197)]