281838240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:464

約数の個数: 288

約数和(自身を含む): 1056116880

約数和(自身を除く): 774278640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 29, 30, 32, 34, 36, 40, 45, 48, 51, 58, 60, 68, 72, 80, 85, 87, 90, 96, 102, 116, 120, 136, 144, 145, 153, 160, 170, 174, 180, 204, 232, 240, 255, 261, 272, 288, 290, 306, 340, 348, 360, 397, 408, 435, 464, 480, 493, 510, 522, 544, 580, 612, 680, 696, 720, 765, 794, 816, 870, 928, 986, 1020, 1044, 1160, 1191, 1224, 1305, 1360, 1392, 1440, 1479, 1530, 1588, 1632, 1740, 1972, 1985, 2040, 2088, 2320, 2382, 2448, 2465, 2610, 2720, 2784, 2958, 3060, 3176, 3480, 3573, 3944, 3970, 4080, 4176, 4437, 4640, 4764, 4896, 4930, 5220, 5916, 5955, 6120, 6352, 6749, 6960, 7146, 7395, 7888, 7940, 8160, 8352, 8874, 9528, 9860, 10440, 11513, 11832, 11910, 12240, 12704, 13498, 13920, 14292, 14790, 15776, 15880, 17748, 17865, 19056, 19720, 20247, 20880, 22185, 23026, 23664, 23820, 24480, 26996, 28584, 29580, 31760, 33745, 34539, 35496, 35730, 38112, 39440, 40494, 41760, 44370, 46052, 47328, 47640, 53992, 57168, 57565, 59160, 60741, 63520, 67490, 69078, 70992, 71460, 78880, 80988, 88740, 92104, 95280, 101235, 103617, 107984, 114336, 115130, 118320, 121482, 134980, 138156, 141984, 142920, 161976, 172695, 177480, 184208, 190560, 195721, 202470, 207234, 215968, 230260, 236640, 242964, 269960, 276312, 285840, 303705, 323952, 345390, 354960, 368416, 391442, 404940, 414468, 460520, 485928, 518085, 539920, 552624, 571680, 587163, 607410, 647904, 690780, 709920, 782884, 809880, 828936, 921040, 971856, 978605, 1036170, 1079840, 1105248, 1174326, 1214820, 1381560, 1565768, 1619760, 1657872, 1761489, 1842080, 1943712, 1957210, 2072340, 2348652, 2429640, 2763120, 2935815, 3131536, 3239520, 3315744, 3522978, 3914420, 4144680, 4697304, 4859280, 5526240, 5871630, 6263072, 7045956, 7828840, 8289360, 8807445, 9394608, 9718560, 11743260, 14091912, 15657680, 16578720, 17614890, 18789216, 23486520, 28183824, 31315360, 35229780, 46973040, 56367648, 70459560, 93946080, 140919120, 281838240]

約数ペア:

[(1, 281838240), (2, 140919120), (3, 93946080), (4, 70459560), (5, 56367648), (6, 46973040), (8, 35229780), (9, 31315360), (10, 28183824), (12, 23486520), (15, 18789216), (16, 17614890), (17, 16578720), (18, 15657680), (20, 14091912), (24, 11743260), (29, 9718560), (30, 9394608), (32, 8807445), (34, 8289360), (36, 7828840), (40, 7045956), (45, 6263072), (48, 5871630), (51, 5526240), (58, 4859280), (60, 4697304), (68, 4144680), (72, 3914420), (80, 3522978), (85, 3315744), (87, 3239520), (90, 3131536), (96, 2935815), (102, 2763120), (116, 2429640), (120, 2348652), (136, 2072340), (144, 1957210), (145, 1943712), (153, 1842080), (160, 1761489), (170, 1657872), (174, 1619760), (180, 1565768), (204, 1381560), (232, 1214820), (240, 1174326), (255, 1105248), (261, 1079840), (272, 1036170), (288, 978605), (290, 971856), (306, 921040), (340, 828936), (348, 809880), (360, 782884), (397, 709920), (408, 690780), (435, 647904), (464, 607410), (480, 587163), (493, 571680), (510, 552624), (522, 539920), (544, 518085), (580, 485928), (612, 460520), (680, 414468), (696, 404940), (720, 391442), (765, 368416), (794, 354960), (816, 345390), (870, 323952), (928, 303705), (986, 285840), (1020, 276312), (1044, 269960), (1160, 242964), (1191, 236640), (1224, 230260), (1305, 215968), (1360, 207234), (1392, 202470), (1440, 195721), (1479, 190560), (1530, 184208), (1588, 177480), (1632, 172695), (1740, 161976), (1972, 142920), (1985, 141984), (2040, 138156), (2088, 134980), (2320, 121482), (2382, 118320), (2448, 115130), (2465, 114336), (2610, 107984), (2720, 103617), (2784, 101235), (2958, 95280), (3060, 92104), (3176, 88740), (3480, 80988), (3573, 78880), (3944, 71460), (3970, 70992), (4080, 69078), (4176, 67490), (4437, 63520), (4640, 60741), (4764, 59160), (4896, 57565), (4930, 57168), (5220, 53992), (5916, 47640), (5955, 47328), (6120, 46052), (6352, 44370), (6749, 41760), (6960, 40494), (7146, 39440), (7395, 38112), (7888, 35730), (7940, 35496), (8160, 34539), (8352, 33745), (8874, 31760), (9528, 29580), (9860, 28584), (10440, 26996), (11513, 24480), (11832, 23820), (11910, 23664), (12240, 23026), (12704, 22185), (13498, 20880), (13920, 20247), (14292, 19720), (14790, 19056), (15776, 17865), (15880, 17748)]