1320809994

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:230

約数の個数: 192

約数和(自身を含む): 3530342400

約数和(自身を除く): 2209532406

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 49, 62, 63, 67, 93, 98, 103, 126, 134, 147, 186, 201, 206, 217, 279, 294, 309, 343, 402, 434, 441, 469, 558, 603, 618, 651, 686, 721, 882, 927, 938, 1029, 1206, 1302, 1407, 1442, 1519, 1854, 1953, 2058, 2077, 2163, 2814, 3038, 3087, 3193, 3283, 3906, 4154, 4221, 4326, 4557, 5047, 6174, 6231, 6386, 6489, 6566, 6901, 8442, 9114, 9579, 9849, 10094, 10633, 12462, 12978, 13671, 13802, 14539, 15141, 18693, 19158, 19698, 20703, 21266, 22351, 22981, 27342, 28737, 29078, 29547, 30282, 31899, 35329, 37386, 41406, 43617, 44702, 45423, 45962, 48307, 57474, 59094, 62109, 63798, 67053, 68943, 70658, 87234, 90846, 95697, 96614, 101773, 105987, 124218, 130851, 134106, 137886, 144921, 156457, 191394, 201159, 203546, 206829, 211974, 213931, 261702, 289842, 305319, 312914, 317961, 338149, 402318, 413658, 427862, 434763, 469371, 610638, 635922, 641793, 676298, 712411, 869526, 915957, 938742, 1014447, 1095199, 1283586, 1408113, 1424822, 1497517, 1831914, 1925379, 2028894, 2137233, 2190398, 2367043, 2816226, 2995034, 3043341, 3285597, 3850758, 4274466, 4492551, 4734086, 6086682, 6411699, 6571194, 7101129, 8985102, 9856791, 10482619, 12823398, 13477653, 14202258, 19713582, 20965238, 21303387, 26955306, 31447857, 42606774, 62895714, 73378333, 94343571, 146756666, 188687142, 220134999, 440269998, 660404997, 1320809994]

約数ペア:

[(1, 1320809994), (2, 660404997), (3, 440269998), (6, 220134999), (7, 188687142), (9, 146756666), (14, 94343571), (18, 73378333), (21, 62895714), (31, 42606774), (42, 31447857), (49, 26955306), (62, 21303387), (63, 20965238), (67, 19713582), (93, 14202258), (98, 13477653), (103, 12823398), (126, 10482619), (134, 9856791), (147, 8985102), (186, 7101129), (201, 6571194), (206, 6411699), (217, 6086682), (279, 4734086), (294, 4492551), (309, 4274466), (343, 3850758), (402, 3285597), (434, 3043341), (441, 2995034), (469, 2816226), (558, 2367043), (603, 2190398), (618, 2137233), (651, 2028894), (686, 1925379), (721, 1831914), (882, 1497517), (927, 1424822), (938, 1408113), (1029, 1283586), (1206, 1095199), (1302, 1014447), (1407, 938742), (1442, 915957), (1519, 869526), (1854, 712411), (1953, 676298), (2058, 641793), (2077, 635922), (2163, 610638), (2814, 469371), (3038, 434763), (3087, 427862), (3193, 413658), (3283, 402318), (3906, 338149), (4154, 317961), (4221, 312914), (4326, 305319), (4557, 289842), (5047, 261702), (6174, 213931), (6231, 211974), (6386, 206829), (6489, 203546), (6566, 201159), (6901, 191394), (8442, 156457), (9114, 144921), (9579, 137886), (9849, 134106), (10094, 130851), (10633, 124218), (12462, 105987), (12978, 101773), (13671, 96614), (13802, 95697), (14539, 90846), (15141, 87234), (18693, 70658), (19158, 68943), (19698, 67053), (20703, 63798), (21266, 62109), (22351, 59094), (22981, 57474), (27342, 48307), (28737, 45962), (29078, 45423), (29547, 44702), (30282, 43617), (31899, 41406), (35329, 37386)]