20446035840

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{154333}}^1$

素因数の和:154381

約数の個数: 192

約数和(自身を含む): 73672878240

約数和(自身を除く): 53226842400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 128, 138, 144, 160, 180, 184, 192, 207, 230, 240, 276, 288, 320, 345, 360, 368, 384, 414, 460, 480, 552, 576, 640, 690, 720, 736, 828, 920, 960, 1035, 1104, 1152, 1380, 1440, 1472, 1656, 1840, 1920, 2070, 2208, 2760, 2880, 2944, 3312, 3680, 4140, 4416, 5520, 5760, 6624, 7360, 8280, 8832, 11040, 13248, 14720, 16560, 22080, 26496, 33120, 44160, 66240, 132480, 154333, 308666, 462999, 617332, 771665, 925998, 1234664, 1388997, 1543330, 1851996, 2314995, 2469328, 2777994, 3086660, 3549659, 3703992, 4629990, 4938656, 5555988, 6173320, 6944985, 7099318, 7407984, 9259980, 9877312, 10648977, 11111976, 12346640, 13889970, 14198636, 14815968, 17748295, 18519960, 19754624, 21297954, 22223952, 24693280, 27779940, 28397272, 29631936, 31946931, 35496590, 37039920, 42595908, 44447904, 49386560, 53244885, 55559880, 56794544, 59263872, 63893862, 70993180, 74079840, 85191816, 88895808, 98773120, 106489770, 111119760, 113589088, 127787724, 141986360, 148159680, 159734655, 170383632, 177791616, 212979540, 222239520, 227178176, 255575448, 283972720, 296319360, 319469310, 340767264, 425959080, 444479040, 454356352, 511150896, 567945440, 638938620, 681534528, 851918160, 888958080, 1022301792, 1135890880, 1277877240, 1363069056, 1703836320, 2044603584, 2271781760, 2555754480, 3407672640, 4089207168, 5111508960, 6815345280, 10223017920, 20446035840]

約数ペア:

[(1, 20446035840), (2, 10223017920), (3, 6815345280), (4, 5111508960), (5, 4089207168), (6, 3407672640), (8, 2555754480), (9, 2271781760), (10, 2044603584), (12, 1703836320), (15, 1363069056), (16, 1277877240), (18, 1135890880), (20, 1022301792), (23, 888958080), (24, 851918160), (30, 681534528), (32, 638938620), (36, 567945440), (40, 511150896), (45, 454356352), (46, 444479040), (48, 425959080), (60, 340767264), (64, 319469310), (69, 296319360), (72, 283972720), (80, 255575448), (90, 227178176), (92, 222239520), (96, 212979540), (115, 177791616), (120, 170383632), (128, 159734655), (138, 148159680), (144, 141986360), (160, 127787724), (180, 113589088), (184, 111119760), (192, 106489770), (207, 98773120), (230, 88895808), (240, 85191816), (276, 74079840), (288, 70993180), (320, 63893862), (345, 59263872), (360, 56794544), (368, 55559880), (384, 53244885), (414, 49386560), (460, 44447904), (480, 42595908), (552, 37039920), (576, 35496590), (640, 31946931), (690, 29631936), (720, 28397272), (736, 27779940), (828, 24693280), (920, 22223952), (960, 21297954), (1035, 19754624), (1104, 18519960), (1152, 17748295), (1380, 14815968), (1440, 14198636), (1472, 13889970), (1656, 12346640), (1840, 11111976), (1920, 10648977), (2070, 9877312), (2208, 9259980), (2760, 7407984), (2880, 7099318), (2944, 6944985), (3312, 6173320), (3680, 5555988), (4140, 4938656), (4416, 4629990), (5520, 3703992), (5760, 3549659), (6624, 3086660), (7360, 2777994), (8280, 2469328), (8832, 2314995), (11040, 1851996), (13248, 1543330), (14720, 1388997), (16560, 1234664), (22080, 925998), (26496, 771665), (33120, 617332), (44160, 462999), (66240, 308666), (132480, 154333)]