31427424

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:178

約数の個数: 216

約数和(自身を含む): 110918808

約数和(自身を除く): 79491384

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 48, 49, 51, 56, 63, 68, 72, 84, 96, 98, 102, 112, 119, 126, 131, 136, 144, 147, 153, 168, 196, 204, 224, 238, 252, 262, 272, 288, 294, 306, 336, 357, 392, 393, 408, 441, 476, 504, 524, 544, 588, 612, 672, 714, 784, 786, 816, 833, 882, 917, 952, 1008, 1048, 1071, 1176, 1179, 1224, 1428, 1568, 1572, 1632, 1666, 1764, 1834, 1904, 2016, 2096, 2142, 2227, 2352, 2358, 2448, 2499, 2751, 2856, 3144, 3332, 3528, 3668, 3808, 4192, 4284, 4454, 4704, 4716, 4896, 4998, 5502, 5712, 6288, 6419, 6664, 6681, 7056, 7336, 7497, 8253, 8568, 8908, 9432, 9996, 11004, 11424, 12576, 12838, 13328, 13362, 14112, 14672, 14994, 15589, 16506, 17136, 17816, 18864, 19257, 19992, 20043, 22008, 25676, 26656, 26724, 29344, 29988, 31178, 33012, 34272, 35632, 37728, 38514, 39984, 40086, 44016, 46767, 51352, 53448, 57771, 59976, 62356, 66024, 71264, 77028, 79968, 80172, 88032, 93534, 102704, 106896, 109123, 115542, 119952, 124712, 132048, 140301, 154056, 160344, 187068, 205408, 213792, 218246, 231084, 239904, 249424, 264096, 280602, 308112, 320688, 327369, 374136, 436492, 462168, 498848, 561204, 616224, 641376, 654738, 748272, 872984, 924336, 982107, 1122408, 1309476, 1496544, 1745968, 1848672, 1964214, 2244816, 2618952, 3491936, 3928428, 4489632, 5237904, 7856856, 10475808, 15713712, 31427424]

約数ペア:

[(1, 31427424), (2, 15713712), (3, 10475808), (4, 7856856), (6, 5237904), (7, 4489632), (8, 3928428), (9, 3491936), (12, 2618952), (14, 2244816), (16, 1964214), (17, 1848672), (18, 1745968), (21, 1496544), (24, 1309476), (28, 1122408), (32, 982107), (34, 924336), (36, 872984), (42, 748272), (48, 654738), (49, 641376), (51, 616224), (56, 561204), (63, 498848), (68, 462168), (72, 436492), (84, 374136), (96, 327369), (98, 320688), (102, 308112), (112, 280602), (119, 264096), (126, 249424), (131, 239904), (136, 231084), (144, 218246), (147, 213792), (153, 205408), (168, 187068), (196, 160344), (204, 154056), (224, 140301), (238, 132048), (252, 124712), (262, 119952), (272, 115542), (288, 109123), (294, 106896), (306, 102704), (336, 93534), (357, 88032), (392, 80172), (393, 79968), (408, 77028), (441, 71264), (476, 66024), (504, 62356), (524, 59976), (544, 57771), (588, 53448), (612, 51352), (672, 46767), (714, 44016), (784, 40086), (786, 39984), (816, 38514), (833, 37728), (882, 35632), (917, 34272), (952, 33012), (1008, 31178), (1048, 29988), (1071, 29344), (1176, 26724), (1179, 26656), (1224, 25676), (1428, 22008), (1568, 20043), (1572, 19992), (1632, 19257), (1666, 18864), (1764, 17816), (1834, 17136), (1904, 16506), (2016, 15589), (2096, 14994), (2142, 14672), (2227, 14112), (2352, 13362), (2358, 13328), (2448, 12838), (2499, 12576), (2751, 11424), (2856, 11004), (3144, 9996), (3332, 9432), (3528, 8908), (3668, 8568), (3808, 8253), (4192, 7497), (4284, 7336), (4454, 7056), (4704, 6681), (4716, 6664), (4896, 6419), (4998, 6288), (5502, 5712)]