31942400

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:87

約数の個数: 216

約数和(自身を含む): 97327104

約数和(自身を除く): 65384704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 31, 32, 35, 40, 46, 50, 56, 62, 64, 70, 80, 92, 100, 112, 115, 124, 128, 140, 155, 160, 161, 175, 184, 200, 217, 224, 230, 248, 256, 280, 310, 320, 322, 350, 368, 400, 434, 448, 460, 496, 560, 575, 620, 640, 644, 700, 713, 736, 775, 800, 805, 868, 896, 920, 992, 1085, 1120, 1150, 1240, 1280, 1288, 1400, 1426, 1472, 1550, 1600, 1610, 1736, 1792, 1840, 1984, 2170, 2240, 2300, 2480, 2576, 2800, 2852, 2944, 3100, 3200, 3220, 3472, 3565, 3680, 3968, 4025, 4340, 4480, 4600, 4960, 4991, 5152, 5425, 5600, 5704, 5888, 6200, 6400, 6440, 6944, 7130, 7360, 7936, 8050, 8680, 8960, 9200, 9920, 9982, 10304, 10850, 11200, 11408, 12400, 12880, 13888, 14260, 14720, 16100, 17360, 17825, 18400, 19840, 19964, 20608, 21700, 22400, 22816, 24800, 24955, 25760, 27776, 28520, 29440, 32200, 34720, 35650, 36800, 39680, 39928, 41216, 43400, 44800, 45632, 49600, 49910, 51520, 55552, 57040, 64400, 69440, 71300, 73600, 79856, 86800, 91264, 99200, 99820, 103040, 114080, 124775, 128800, 138880, 142600, 147200, 159712, 173600, 182528, 198400, 199640, 206080, 228160, 249550, 257600, 277760, 285200, 319424, 347200, 399280, 456320, 499100, 515200, 570400, 638848, 694400, 798560, 912640, 998200, 1030400, 1140800, 1277696, 1388800, 1597120, 1996400, 2281600, 3194240, 3992800, 4563200, 6388480, 7985600, 15971200, 31942400]

約数ペア:

[(1, 31942400), (2, 15971200), (4, 7985600), (5, 6388480), (7, 4563200), (8, 3992800), (10, 3194240), (14, 2281600), (16, 1996400), (20, 1597120), (23, 1388800), (25, 1277696), (28, 1140800), (31, 1030400), (32, 998200), (35, 912640), (40, 798560), (46, 694400), (50, 638848), (56, 570400), (62, 515200), (64, 499100), (70, 456320), (80, 399280), (92, 347200), (100, 319424), (112, 285200), (115, 277760), (124, 257600), (128, 249550), (140, 228160), (155, 206080), (160, 199640), (161, 198400), (175, 182528), (184, 173600), (200, 159712), (217, 147200), (224, 142600), (230, 138880), (248, 128800), (256, 124775), (280, 114080), (310, 103040), (320, 99820), (322, 99200), (350, 91264), (368, 86800), (400, 79856), (434, 73600), (448, 71300), (460, 69440), (496, 64400), (560, 57040), (575, 55552), (620, 51520), (640, 49910), (644, 49600), (700, 45632), (713, 44800), (736, 43400), (775, 41216), (800, 39928), (805, 39680), (868, 36800), (896, 35650), (920, 34720), (992, 32200), (1085, 29440), (1120, 28520), (1150, 27776), (1240, 25760), (1280, 24955), (1288, 24800), (1400, 22816), (1426, 22400), (1472, 21700), (1550, 20608), (1600, 19964), (1610, 19840), (1736, 18400), (1792, 17825), (1840, 17360), (1984, 16100), (2170, 14720), (2240, 14260), (2300, 13888), (2480, 12880), (2576, 12400), (2800, 11408), (2852, 11200), (2944, 10850), (3100, 10304), (3200, 9982), (3220, 9920), (3472, 9200), (3565, 8960), (3680, 8680), (3968, 8050), (4025, 7936), (4340, 7360), (4480, 7130), (4600, 6944), (4960, 6440), (4991, 6400), (5152, 6200), (5425, 5888), (5600, 5704)]