258820560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:234

約数の個数: 240

約数和(自身を含む): 906691968

約数和(自身を除く): 647871408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 71, 72, 80, 83, 90, 120, 122, 142, 144, 166, 180, 183, 213, 240, 244, 249, 284, 305, 332, 355, 360, 366, 415, 426, 488, 498, 549, 568, 610, 639, 664, 710, 720, 732, 747, 830, 852, 915, 976, 996, 1065, 1098, 1136, 1220, 1245, 1278, 1328, 1420, 1464, 1494, 1660, 1704, 1830, 1992, 2130, 2196, 2440, 2490, 2556, 2745, 2840, 2928, 2988, 3195, 3320, 3408, 3660, 3735, 3984, 4260, 4331, 4392, 4880, 4980, 5063, 5112, 5490, 5680, 5893, 5976, 6390, 6640, 7320, 7470, 8520, 8662, 8784, 9960, 10126, 10224, 10980, 11786, 11952, 12780, 12993, 14640, 14940, 15189, 17040, 17324, 17679, 19920, 20252, 21655, 21960, 23572, 25315, 25560, 25986, 29465, 29880, 30378, 34648, 35358, 38979, 40504, 43310, 43920, 45567, 47144, 50630, 51120, 51972, 53037, 58930, 59760, 60756, 64965, 69296, 70716, 75945, 77958, 81008, 86620, 88395, 91134, 94288, 101260, 103944, 106074, 117860, 121512, 129930, 141432, 151890, 155916, 173240, 176790, 182268, 194895, 202520, 207888, 212148, 227835, 235720, 243024, 259860, 265185, 282864, 303780, 311832, 346480, 353580, 359473, 364536, 389790, 405040, 424296, 455670, 471440, 519720, 530370, 607560, 623664, 707160, 718946, 729072, 779580, 848592, 911340, 1039440, 1060740, 1078419, 1215120, 1414320, 1437892, 1559160, 1797365, 1822680, 2121480, 2156838, 2875784, 3118320, 3235257, 3594730, 3645360, 4242960, 4313676, 5392095, 5751568, 6470514, 7189460, 8627352, 10784190, 12941028, 14378920, 16176285, 17254704, 21568380, 25882056, 28757840, 32352570, 43136760, 51764112, 64705140, 86273520, 129410280, 258820560]

約数ペア:

[(1, 258820560), (2, 129410280), (3, 86273520), (4, 64705140), (5, 51764112), (6, 43136760), (8, 32352570), (9, 28757840), (10, 25882056), (12, 21568380), (15, 17254704), (16, 16176285), (18, 14378920), (20, 12941028), (24, 10784190), (30, 8627352), (36, 7189460), (40, 6470514), (45, 5751568), (48, 5392095), (60, 4313676), (61, 4242960), (71, 3645360), (72, 3594730), (80, 3235257), (83, 3118320), (90, 2875784), (120, 2156838), (122, 2121480), (142, 1822680), (144, 1797365), (166, 1559160), (180, 1437892), (183, 1414320), (213, 1215120), (240, 1078419), (244, 1060740), (249, 1039440), (284, 911340), (305, 848592), (332, 779580), (355, 729072), (360, 718946), (366, 707160), (415, 623664), (426, 607560), (488, 530370), (498, 519720), (549, 471440), (568, 455670), (610, 424296), (639, 405040), (664, 389790), (710, 364536), (720, 359473), (732, 353580), (747, 346480), (830, 311832), (852, 303780), (915, 282864), (976, 265185), (996, 259860), (1065, 243024), (1098, 235720), (1136, 227835), (1220, 212148), (1245, 207888), (1278, 202520), (1328, 194895), (1420, 182268), (1464, 176790), (1494, 173240), (1660, 155916), (1704, 151890), (1830, 141432), (1992, 129930), (2130, 121512), (2196, 117860), (2440, 106074), (2490, 103944), (2556, 101260), (2745, 94288), (2840, 91134), (2928, 88395), (2988, 86620), (3195, 81008), (3320, 77958), (3408, 75945), (3660, 70716), (3735, 69296), (3984, 64965), (4260, 60756), (4331, 59760), (4392, 58930), (4880, 53037), (4980, 51972), (5063, 51120), (5112, 50630), (5490, 47144), (5680, 45567), (5893, 43920), (5976, 43310), (6390, 40504), (6640, 38979), (7320, 35358), (7470, 34648), (8520, 30378), (8662, 29880), (8784, 29465), (9960, 25986), (10126, 25560), (10224, 25315), (10980, 23572), (11786, 21960), (11952, 21655), (12780, 20252), (12993, 19920), (14640, 17679), (14940, 17324), (15189, 17040)]