1981462320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{467}}^1$

素因数の和:640

約数の個数: 240

約数和(自身を含む): 6844061952

約数和(自身を除く): 4862599632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 71, 72, 80, 83, 90, 120, 142, 144, 166, 180, 213, 240, 249, 284, 332, 355, 360, 415, 426, 467, 498, 568, 639, 664, 710, 720, 747, 830, 852, 934, 996, 1065, 1136, 1245, 1278, 1328, 1401, 1420, 1494, 1660, 1704, 1868, 1992, 2130, 2335, 2490, 2556, 2802, 2840, 2988, 3195, 3320, 3408, 3735, 3736, 3984, 4203, 4260, 4670, 4980, 5112, 5604, 5680, 5893, 5976, 6390, 6640, 7005, 7470, 7472, 8406, 8520, 9340, 9960, 10224, 11208, 11786, 11952, 12780, 14010, 14940, 16812, 17040, 17679, 18680, 19920, 21015, 22416, 23572, 25560, 28020, 29465, 29880, 33157, 33624, 35358, 37360, 38761, 42030, 47144, 51120, 53037, 56040, 58930, 59760, 66314, 67248, 70716, 77522, 84060, 88395, 94288, 99471, 106074, 112080, 116283, 117860, 132628, 141432, 155044, 165785, 168120, 176790, 193805, 198942, 212148, 232566, 235720, 265185, 265256, 282864, 298413, 310088, 331570, 336240, 348849, 353580, 387610, 397884, 424296, 465132, 471440, 497355, 530370, 530512, 581415, 596826, 620176, 663140, 697698, 707160, 775220, 795768, 848592, 930264, 994710, 1060740, 1162830, 1193652, 1326280, 1395396, 1414320, 1492065, 1550440, 1591536, 1744245, 1860528, 1989420, 2121480, 2325660, 2387304, 2652560, 2752031, 2790792, 2984130, 3100880, 3488490, 3978840, 4242960, 4651320, 4774608, 5504062, 5581584, 5968260, 6976980, 7957680, 8256093, 9302640, 11008124, 11936520, 13760155, 13953960, 16512186, 22016248, 23873040, 24768279, 27520310, 27907920, 33024372, 41280465, 44032496, 49536558, 55040620, 66048744, 82560930, 99073116, 110081240, 123841395, 132097488, 165121860, 198146232, 220162480, 247682790, 330243720, 396292464, 495365580, 660487440, 990731160, 1981462320]

約数ペア:

[(1, 1981462320), (2, 990731160), (3, 660487440), (4, 495365580), (5, 396292464), (6, 330243720), (8, 247682790), (9, 220162480), (10, 198146232), (12, 165121860), (15, 132097488), (16, 123841395), (18, 110081240), (20, 99073116), (24, 82560930), (30, 66048744), (36, 55040620), (40, 49536558), (45, 44032496), (48, 41280465), (60, 33024372), (71, 27907920), (72, 27520310), (80, 24768279), (83, 23873040), (90, 22016248), (120, 16512186), (142, 13953960), (144, 13760155), (166, 11936520), (180, 11008124), (213, 9302640), (240, 8256093), (249, 7957680), (284, 6976980), (332, 5968260), (355, 5581584), (360, 5504062), (415, 4774608), (426, 4651320), (467, 4242960), (498, 3978840), (568, 3488490), (639, 3100880), (664, 2984130), (710, 2790792), (720, 2752031), (747, 2652560), (830, 2387304), (852, 2325660), (934, 2121480), (996, 1989420), (1065, 1860528), (1136, 1744245), (1245, 1591536), (1278, 1550440), (1328, 1492065), (1401, 1414320), (1420, 1395396), (1494, 1326280), (1660, 1193652), (1704, 1162830), (1868, 1060740), (1992, 994710), (2130, 930264), (2335, 848592), (2490, 795768), (2556, 775220), (2802, 707160), (2840, 697698), (2988, 663140), (3195, 620176), (3320, 596826), (3408, 581415), (3735, 530512), (3736, 530370), (3984, 497355), (4203, 471440), (4260, 465132), (4670, 424296), (4980, 397884), (5112, 387610), (5604, 353580), (5680, 348849), (5893, 336240), (5976, 331570), (6390, 310088), (6640, 298413), (7005, 282864), (7470, 265256), (7472, 265185), (8406, 235720), (8520, 232566), (9340, 212148), (9960, 198942), (10224, 193805), (11208, 176790), (11786, 168120), (11952, 165785), (12780, 155044), (14010, 141432), (14940, 132628), (16812, 117860), (17040, 116283), (17679, 112080), (18680, 106074), (19920, 99471), (21015, 94288), (22416, 88395), (23572, 84060), (25560, 77522), (28020, 70716), (29465, 67248), (29880, 66314), (33157, 59760), (33624, 58930), (35358, 56040), (37360, 53037), (38761, 51120), (42030, 47144)]