490510384

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:220

約数の個数: 240

約数和(自身を含む): 1335852000

約数和(自身を除く): 845341616

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 19, 26, 28, 34, 38, 49, 52, 56, 68, 76, 91, 98, 104, 112, 119, 133, 136, 149, 152, 182, 196, 208, 221, 238, 247, 266, 272, 298, 304, 323, 364, 392, 442, 476, 494, 532, 596, 637, 646, 728, 784, 833, 884, 931, 952, 988, 1043, 1064, 1192, 1274, 1292, 1456, 1547, 1666, 1729, 1768, 1862, 1904, 1937, 1976, 2086, 2128, 2261, 2384, 2533, 2548, 2584, 2831, 3094, 3332, 3458, 3536, 3724, 3874, 3952, 4172, 4199, 4522, 5066, 5096, 5168, 5662, 6188, 6664, 6916, 7301, 7448, 7748, 8344, 8398, 9044, 10132, 10192, 10829, 11324, 12103, 12376, 13328, 13559, 13832, 14602, 14896, 15496, 15827, 16688, 16796, 17731, 18088, 19817, 20264, 21658, 22648, 24206, 24752, 27118, 27664, 29204, 29393, 30992, 31654, 32929, 33592, 35462, 36176, 36803, 39634, 40528, 43316, 45296, 48127, 48412, 54236, 58408, 58786, 63308, 65858, 67184, 70924, 73606, 79268, 86632, 94913, 96254, 96824, 108472, 116816, 117572, 124117, 126616, 131716, 138719, 141848, 147212, 158536, 173264, 189826, 192508, 193648, 205751, 216944, 230503, 235144, 248234, 253232, 257621, 263432, 277438, 283696, 294424, 317072, 336889, 379652, 385016, 411502, 461006, 470288, 496468, 515242, 526864, 554876, 588848, 625651, 673778, 759304, 770032, 823004, 922012, 992936, 1030484, 1109752, 1251302, 1347556, 1518608, 1613521, 1646008, 1803347, 1844024, 1985872, 2060968, 2219504, 2358223, 2502604, 2695112, 3227042, 3292016, 3606694, 3688048, 4121936, 4379557, 4716446, 5005208, 5390224, 6454084, 7213388, 8759114, 9432892, 10010416, 12908168, 14426776, 17518228, 18865784, 25816336, 28853552, 30656899, 35036456, 37731568, 61313798, 70072912, 122627596, 245255192, 490510384]

約数ペア:

[(1, 490510384), (2, 245255192), (4, 122627596), (7, 70072912), (8, 61313798), (13, 37731568), (14, 35036456), (16, 30656899), (17, 28853552), (19, 25816336), (26, 18865784), (28, 17518228), (34, 14426776), (38, 12908168), (49, 10010416), (52, 9432892), (56, 8759114), (68, 7213388), (76, 6454084), (91, 5390224), (98, 5005208), (104, 4716446), (112, 4379557), (119, 4121936), (133, 3688048), (136, 3606694), (149, 3292016), (152, 3227042), (182, 2695112), (196, 2502604), (208, 2358223), (221, 2219504), (238, 2060968), (247, 1985872), (266, 1844024), (272, 1803347), (298, 1646008), (304, 1613521), (323, 1518608), (364, 1347556), (392, 1251302), (442, 1109752), (476, 1030484), (494, 992936), (532, 922012), (596, 823004), (637, 770032), (646, 759304), (728, 673778), (784, 625651), (833, 588848), (884, 554876), (931, 526864), (952, 515242), (988, 496468), (1043, 470288), (1064, 461006), (1192, 411502), (1274, 385016), (1292, 379652), (1456, 336889), (1547, 317072), (1666, 294424), (1729, 283696), (1768, 277438), (1862, 263432), (1904, 257621), (1937, 253232), (1976, 248234), (2086, 235144), (2128, 230503), (2261, 216944), (2384, 205751), (2533, 193648), (2548, 192508), (2584, 189826), (2831, 173264), (3094, 158536), (3332, 147212), (3458, 141848), (3536, 138719), (3724, 131716), (3874, 126616), (3952, 124117), (4172, 117572), (4199, 116816), (4522, 108472), (5066, 96824), (5096, 96254), (5168, 94913), (5662, 86632), (6188, 79268), (6664, 73606), (6916, 70924), (7301, 67184), (7448, 65858), (7748, 63308), (8344, 58786), (8398, 58408), (9044, 54236), (10132, 48412), (10192, 48127), (10829, 45296), (11324, 43316), (12103, 40528), (12376, 39634), (13328, 36803), (13559, 36176), (13832, 35462), (14602, 33592), (14896, 32929), (15496, 31654), (15827, 30992), (16688, 29393), (16796, 29204), (17731, 27664), (18088, 27118), (19817, 24752), (20264, 24206), (21658, 22648)]