321451956

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:208

約数の個数: 288

約数和(自身を含む): 1072512000

約数和(自身を除く): 751060044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 23, 27, 28, 36, 38, 42, 46, 49, 54, 57, 63, 69, 76, 84, 92, 98, 108, 114, 126, 133, 138, 139, 147, 161, 171, 189, 196, 207, 228, 252, 266, 276, 278, 294, 322, 342, 378, 399, 414, 417, 437, 441, 483, 513, 532, 556, 588, 621, 644, 684, 756, 798, 828, 834, 874, 882, 931, 966, 973, 1026, 1127, 1197, 1242, 1251, 1311, 1323, 1449, 1596, 1668, 1748, 1764, 1862, 1932, 1946, 2052, 2254, 2394, 2484, 2502, 2622, 2641, 2646, 2793, 2898, 2919, 3059, 3197, 3381, 3591, 3724, 3753, 3892, 3933, 4347, 4508, 4788, 5004, 5244, 5282, 5292, 5586, 5796, 5838, 6118, 6394, 6762, 6811, 7182, 7506, 7866, 7923, 8379, 8694, 8757, 9177, 9591, 10143, 10564, 11172, 11676, 11799, 12236, 12788, 13524, 13622, 14364, 15012, 15732, 15846, 16758, 17388, 17514, 18354, 18487, 19182, 20286, 20433, 21413, 22379, 23598, 23769, 25137, 26271, 27244, 27531, 28773, 30429, 31692, 33516, 35028, 36708, 36974, 38364, 40572, 40866, 42826, 44758, 47196, 47538, 50274, 52542, 55062, 55461, 57546, 60743, 60858, 61299, 64239, 67137, 71307, 73948, 81732, 82593, 85652, 86319, 89516, 95076, 100548, 105084, 110124, 110922, 115092, 121486, 121716, 122598, 128478, 129409, 134274, 142614, 156653, 165186, 166383, 172638, 182229, 183897, 192717, 201411, 221844, 242972, 245196, 256956, 258818, 268548, 285228, 313306, 330372, 332766, 345276, 364458, 367794, 385434, 388227, 402822, 425201, 469959, 499149, 517636, 546687, 578151, 604233, 626612, 665532, 728916, 735588, 770868, 776454, 805644, 850402, 939918, 998298, 1093374, 1156302, 1164681, 1208466, 1275603, 1409877, 1552908, 1640061, 1700804, 1879836, 1996596, 2186748, 2312604, 2329362, 2416932, 2551206, 2819754, 2976407, 3280122, 3494043, 3826809, 4229631, 4658724, 5102412, 5639508, 5952814, 6560244, 6988086, 7653618, 8459262, 8929221, 11480427, 11905628, 13976172, 15307236, 16918524, 17858442, 22960854, 26787663, 35716884, 45921708, 53575326, 80362989, 107150652, 160725978, 321451956]

約数ペア:

[(1, 321451956), (2, 160725978), (3, 107150652), (4, 80362989), (6, 53575326), (7, 45921708), (9, 35716884), (12, 26787663), (14, 22960854), (18, 17858442), (19, 16918524), (21, 15307236), (23, 13976172), (27, 11905628), (28, 11480427), (36, 8929221), (38, 8459262), (42, 7653618), (46, 6988086), (49, 6560244), (54, 5952814), (57, 5639508), (63, 5102412), (69, 4658724), (76, 4229631), (84, 3826809), (92, 3494043), (98, 3280122), (108, 2976407), (114, 2819754), (126, 2551206), (133, 2416932), (138, 2329362), (139, 2312604), (147, 2186748), (161, 1996596), (171, 1879836), (189, 1700804), (196, 1640061), (207, 1552908), (228, 1409877), (252, 1275603), (266, 1208466), (276, 1164681), (278, 1156302), (294, 1093374), (322, 998298), (342, 939918), (378, 850402), (399, 805644), (414, 776454), (417, 770868), (437, 735588), (441, 728916), (483, 665532), (513, 626612), (532, 604233), (556, 578151), (588, 546687), (621, 517636), (644, 499149), (684, 469959), (756, 425201), (798, 402822), (828, 388227), (834, 385434), (874, 367794), (882, 364458), (931, 345276), (966, 332766), (973, 330372), (1026, 313306), (1127, 285228), (1197, 268548), (1242, 258818), (1251, 256956), (1311, 245196), (1323, 242972), (1449, 221844), (1596, 201411), (1668, 192717), (1748, 183897), (1764, 182229), (1862, 172638), (1932, 166383), (1946, 165186), (2052, 156653), (2254, 142614), (2394, 134274), (2484, 129409), (2502, 128478), (2622, 122598), (2641, 121716), (2646, 121486), (2793, 115092), (2898, 110922), (2919, 110124), (3059, 105084), (3197, 100548), (3381, 95076), (3591, 89516), (3724, 86319), (3753, 85652), (3892, 82593), (3933, 81732), (4347, 73948), (4508, 71307), (4788, 67137), (5004, 64239), (5244, 61299), (5282, 60858), (5292, 60743), (5586, 57546), (5796, 55461), (5838, 55062), (6118, 52542), (6394, 50274), (6762, 47538), (6811, 47196), (7182, 44758), (7506, 42826), (7866, 40866), (7923, 40572), (8379, 38364), (8694, 36974), (8757, 36708), (9177, 35028), (9591, 33516), (10143, 31692), (10564, 30429), (11172, 28773), (11676, 27531), (11799, 27244), (12236, 26271), (12788, 25137), (13524, 23769), (13622, 23598), (14364, 22379), (15012, 21413), (15732, 20433), (15846, 20286), (16758, 19182), (17388, 18487), (17514, 18354)]