74672640

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{463}}^1$

素因数の和:499

約数の個数: 240

約数和(自身を含む): 296195328

約数和(自身を除く): 221522688

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 463, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 926, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1389, 1440, 1536, 1680, 1792, 1852, 1920, 2016, 2240, 2304, 2315, 2520, 2560, 2688, 2778, 2880, 3241, 3360, 3584, 3704, 3840, 4032, 4167, 4480, 4608, 4630, 5040, 5376, 5556, 5760, 6482, 6720, 6945, 7408, 7680, 8064, 8334, 8960, 9260, 9723, 10080, 10752, 11112, 11520, 12964, 13440, 13890, 14816, 16128, 16205, 16668, 17920, 18520, 19446, 20160, 20835, 22224, 23040, 25928, 26880, 27780, 29169, 29632, 32256, 32410, 33336, 37040, 38892, 40320, 41670, 44448, 48615, 51856, 53760, 55560, 58338, 59264, 64820, 66672, 74080, 77784, 80640, 83340, 88896, 97230, 103712, 111120, 116676, 118528, 129640, 133344, 145845, 148160, 155568, 161280, 166680, 177792, 194460, 207424, 222240, 233352, 237056, 259280, 266688, 291690, 296320, 311136, 333360, 355584, 388920, 414848, 444480, 466704, 518560, 533376, 583380, 592640, 622272, 666720, 711168, 777840, 829696, 888960, 933408, 1037120, 1066752, 1166760, 1185280, 1244544, 1333440, 1555680, 1659392, 1777920, 1866816, 2074240, 2133504, 2333520, 2489088, 2666880, 3111360, 3555840, 3733632, 4148480, 4667040, 4978176, 5333760, 6222720, 7467264, 8296960, 9334080, 10667520, 12445440, 14934528, 18668160, 24890880, 37336320, 74672640]

約数ペア:

[(1, 74672640), (2, 37336320), (3, 24890880), (4, 18668160), (5, 14934528), (6, 12445440), (7, 10667520), (8, 9334080), (9, 8296960), (10, 7467264), (12, 6222720), (14, 5333760), (15, 4978176), (16, 4667040), (18, 4148480), (20, 3733632), (21, 3555840), (24, 3111360), (28, 2666880), (30, 2489088), (32, 2333520), (35, 2133504), (36, 2074240), (40, 1866816), (42, 1777920), (45, 1659392), (48, 1555680), (56, 1333440), (60, 1244544), (63, 1185280), (64, 1166760), (70, 1066752), (72, 1037120), (80, 933408), (84, 888960), (90, 829696), (96, 777840), (105, 711168), (112, 666720), (120, 622272), (126, 592640), (128, 583380), (140, 533376), (144, 518560), (160, 466704), (168, 444480), (180, 414848), (192, 388920), (210, 355584), (224, 333360), (240, 311136), (252, 296320), (256, 291690), (280, 266688), (288, 259280), (315, 237056), (320, 233352), (336, 222240), (360, 207424), (384, 194460), (420, 177792), (448, 166680), (463, 161280), (480, 155568), (504, 148160), (512, 145845), (560, 133344), (576, 129640), (630, 118528), (640, 116676), (672, 111120), (720, 103712), (768, 97230), (840, 88896), (896, 83340), (926, 80640), (960, 77784), (1008, 74080), (1120, 66672), (1152, 64820), (1260, 59264), (1280, 58338), (1344, 55560), (1389, 53760), (1440, 51856), (1536, 48615), (1680, 44448), (1792, 41670), (1852, 40320), (1920, 38892), (2016, 37040), (2240, 33336), (2304, 32410), (2315, 32256), (2520, 29632), (2560, 29169), (2688, 27780), (2778, 26880), (2880, 25928), (3241, 23040), (3360, 22224), (3584, 20835), (3704, 20160), (3840, 19446), (4032, 18520), (4167, 17920), (4480, 16668), (4608, 16205), (4630, 16128), (5040, 14816), (5376, 13890), (5556, 13440), (5760, 12964), (6482, 11520), (6720, 11112), (6945, 10752), (7408, 10080), (7680, 9723), (8064, 9260), (8334, 8960)]