25567920

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:137

約数の個数: 320

約数和(自身を含む): 107136000

約数和(自身を除く): 81568080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 70, 72, 76, 80, 84, 89, 90, 95, 105, 108, 112, 114, 120, 126, 133, 135, 140, 144, 152, 168, 171, 178, 180, 189, 190, 210, 216, 228, 240, 252, 266, 267, 270, 280, 285, 304, 315, 336, 342, 356, 360, 378, 380, 399, 420, 432, 445, 456, 504, 513, 532, 534, 540, 560, 570, 623, 630, 665, 684, 712, 720, 756, 760, 798, 801, 840, 855, 890, 912, 945, 1008, 1026, 1064, 1068, 1080, 1140, 1197, 1246, 1260, 1330, 1335, 1368, 1424, 1512, 1520, 1596, 1602, 1680, 1691, 1710, 1780, 1869, 1890, 1995, 2052, 2128, 2136, 2160, 2280, 2394, 2403, 2492, 2520, 2565, 2660, 2670, 2736, 3024, 3115, 3192, 3204, 3382, 3420, 3560, 3591, 3738, 3780, 3990, 4005, 4104, 4272, 4560, 4788, 4806, 4984, 5040, 5073, 5130, 5320, 5340, 5607, 5985, 6230, 6384, 6408, 6764, 6840, 7120, 7182, 7476, 7560, 7980, 8010, 8208, 8455, 9345, 9576, 9612, 9968, 10146, 10260, 10640, 10680, 11214, 11837, 11970, 12015, 12460, 12816, 13528, 13680, 14364, 14952, 15120, 15219, 15960, 16020, 16821, 16910, 17955, 18690, 19152, 19224, 20292, 20520, 21360, 22428, 23674, 23940, 24030, 24920, 25365, 27056, 28035, 28728, 29904, 30438, 31920, 32040, 33642, 33820, 35511, 35910, 37380, 38448, 40584, 41040, 44856, 45657, 47348, 47880, 48060, 49840, 50730, 56070, 57456, 59185, 60876, 64080, 67284, 67640, 71022, 71820, 74760, 76095, 81168, 84105, 89712, 91314, 94696, 95760, 96120, 101460, 106533, 112140, 118370, 121752, 134568, 135280, 142044, 143640, 149520, 152190, 168210, 177555, 182628, 189392, 192240, 202920, 213066, 224280, 228285, 236740, 243504, 269136, 284088, 287280, 304380, 319599, 336420, 355110, 365256, 405840, 426132, 448560, 456570, 473480, 532665, 568176, 608760, 639198, 672840, 710220, 730512, 852264, 913140, 946960, 1065330, 1217520, 1278396, 1345680, 1420440, 1597995, 1704528, 1826280, 2130660, 2556792, 2840880, 3195990, 3652560, 4261320, 5113584, 6391980, 8522640, 12783960, 25567920]

約数ペア:

[(1, 25567920), (2, 12783960), (3, 8522640), (4, 6391980), (5, 5113584), (6, 4261320), (7, 3652560), (8, 3195990), (9, 2840880), (10, 2556792), (12, 2130660), (14, 1826280), (15, 1704528), (16, 1597995), (18, 1420440), (19, 1345680), (20, 1278396), (21, 1217520), (24, 1065330), (27, 946960), (28, 913140), (30, 852264), (35, 730512), (36, 710220), (38, 672840), (40, 639198), (42, 608760), (45, 568176), (48, 532665), (54, 473480), (56, 456570), (57, 448560), (60, 426132), (63, 405840), (70, 365256), (72, 355110), (76, 336420), (80, 319599), (84, 304380), (89, 287280), (90, 284088), (95, 269136), (105, 243504), (108, 236740), (112, 228285), (114, 224280), (120, 213066), (126, 202920), (133, 192240), (135, 189392), (140, 182628), (144, 177555), (152, 168210), (168, 152190), (171, 149520), (178, 143640), (180, 142044), (189, 135280), (190, 134568), (210, 121752), (216, 118370), (228, 112140), (240, 106533), (252, 101460), (266, 96120), (267, 95760), (270, 94696), (280, 91314), (285, 89712), (304, 84105), (315, 81168), (336, 76095), (342, 74760), (356, 71820), (360, 71022), (378, 67640), (380, 67284), (399, 64080), (420, 60876), (432, 59185), (445, 57456), (456, 56070), (504, 50730), (513, 49840), (532, 48060), (534, 47880), (540, 47348), (560, 45657), (570, 44856), (623, 41040), (630, 40584), (665, 38448), (684, 37380), (712, 35910), (720, 35511), (756, 33820), (760, 33642), (798, 32040), (801, 31920), (840, 30438), (855, 29904), (890, 28728), (912, 28035), (945, 27056), (1008, 25365), (1026, 24920), (1064, 24030), (1068, 23940), (1080, 23674), (1140, 22428), (1197, 21360), (1246, 20520), (1260, 20292), (1330, 19224), (1335, 19152), (1368, 18690), (1424, 17955), (1512, 16910), (1520, 16821), (1596, 16020), (1602, 15960), (1680, 15219), (1691, 15120), (1710, 14952), (1780, 14364), (1869, 13680), (1890, 13528), (1995, 12816), (2052, 12460), (2128, 12015), (2136, 11970), (2160, 11837), (2280, 11214), (2394, 10680), (2403, 10640), (2492, 10260), (2520, 10146), (2565, 9968), (2660, 9612), (2670, 9576), (2736, 9345), (3024, 8455), (3115, 8208), (3192, 8010), (3204, 7980), (3382, 7560), (3420, 7476), (3560, 7182), (3591, 7120), (3738, 6840), (3780, 6764), (3990, 6408), (4005, 6384), (4104, 6230), (4272, 5985), (4560, 5607), (4788, 5340), (4806, 5320), (4984, 5130), (5040, 5073)]