19540800

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:110

約数の個数: 252

約数和(自身を含む): 73700640

約数和(自身を除く): 54159840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 30, 32, 36, 40, 45, 46, 48, 50, 59, 60, 64, 69, 72, 75, 80, 90, 92, 96, 100, 115, 118, 120, 138, 144, 150, 160, 177, 180, 184, 192, 200, 207, 225, 230, 236, 240, 276, 288, 295, 300, 320, 345, 354, 360, 368, 400, 414, 450, 460, 472, 480, 531, 552, 575, 576, 590, 600, 690, 708, 720, 736, 800, 828, 885, 900, 920, 944, 960, 1035, 1062, 1104, 1150, 1180, 1200, 1357, 1380, 1416, 1440, 1472, 1475, 1600, 1656, 1725, 1770, 1800, 1840, 1888, 2070, 2124, 2208, 2300, 2360, 2400, 2655, 2714, 2760, 2832, 2880, 2950, 3312, 3450, 3540, 3600, 3680, 3776, 4071, 4140, 4248, 4416, 4425, 4600, 4720, 4800, 5175, 5310, 5428, 5520, 5664, 5900, 6624, 6785, 6900, 7080, 7200, 7360, 8142, 8280, 8496, 8850, 9200, 9440, 10350, 10620, 10856, 11040, 11328, 11800, 12213, 13248, 13275, 13570, 13800, 14160, 14400, 16284, 16560, 16992, 17700, 18400, 18880, 20355, 20700, 21240, 21712, 22080, 23600, 24426, 26550, 27140, 27600, 28320, 32568, 33120, 33925, 33984, 35400, 36800, 40710, 41400, 42480, 43424, 47200, 48852, 53100, 54280, 55200, 56640, 61065, 65136, 66240, 67850, 70800, 81420, 82800, 84960, 86848, 94400, 97704, 101775, 106200, 108560, 110400, 122130, 130272, 135700, 141600, 162840, 165600, 169920, 195408, 203550, 212400, 217120, 244260, 260544, 271400, 283200, 305325, 325680, 331200, 390816, 407100, 424800, 434240, 488520, 542800, 610650, 651360, 781632, 814200, 849600, 977040, 1085600, 1221300, 1302720, 1628400, 1954080, 2171200, 2442600, 3256800, 3908160, 4885200, 6513600, 9770400, 19540800]

約数ペア:

[(1, 19540800), (2, 9770400), (3, 6513600), (4, 4885200), (5, 3908160), (6, 3256800), (8, 2442600), (9, 2171200), (10, 1954080), (12, 1628400), (15, 1302720), (16, 1221300), (18, 1085600), (20, 977040), (23, 849600), (24, 814200), (25, 781632), (30, 651360), (32, 610650), (36, 542800), (40, 488520), (45, 434240), (46, 424800), (48, 407100), (50, 390816), (59, 331200), (60, 325680), (64, 305325), (69, 283200), (72, 271400), (75, 260544), (80, 244260), (90, 217120), (92, 212400), (96, 203550), (100, 195408), (115, 169920), (118, 165600), (120, 162840), (138, 141600), (144, 135700), (150, 130272), (160, 122130), (177, 110400), (180, 108560), (184, 106200), (192, 101775), (200, 97704), (207, 94400), (225, 86848), (230, 84960), (236, 82800), (240, 81420), (276, 70800), (288, 67850), (295, 66240), (300, 65136), (320, 61065), (345, 56640), (354, 55200), (360, 54280), (368, 53100), (400, 48852), (414, 47200), (450, 43424), (460, 42480), (472, 41400), (480, 40710), (531, 36800), (552, 35400), (575, 33984), (576, 33925), (590, 33120), (600, 32568), (690, 28320), (708, 27600), (720, 27140), (736, 26550), (800, 24426), (828, 23600), (885, 22080), (900, 21712), (920, 21240), (944, 20700), (960, 20355), (1035, 18880), (1062, 18400), (1104, 17700), (1150, 16992), (1180, 16560), (1200, 16284), (1357, 14400), (1380, 14160), (1416, 13800), (1440, 13570), (1472, 13275), (1475, 13248), (1600, 12213), (1656, 11800), (1725, 11328), (1770, 11040), (1800, 10856), (1840, 10620), (1888, 10350), (2070, 9440), (2124, 9200), (2208, 8850), (2300, 8496), (2360, 8280), (2400, 8142), (2655, 7360), (2714, 7200), (2760, 7080), (2832, 6900), (2880, 6785), (2950, 6624), (3312, 5900), (3450, 5664), (3540, 5520), (3600, 5428), (3680, 5310), (3776, 5175), (4071, 4800), (4140, 4720), (4248, 4600), (4416, 4425)]