263048240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1571}}^1$

素因数の和:1627

約数の個数: 160

約数和(自身を含む): 785949696

約数和(自身を除く): 522901456

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 80, 91, 92, 104, 112, 115, 130, 140, 161, 182, 184, 208, 230, 260, 280, 299, 322, 364, 368, 455, 460, 520, 560, 598, 644, 728, 805, 910, 920, 1040, 1196, 1288, 1456, 1495, 1571, 1610, 1820, 1840, 2093, 2392, 2576, 2990, 3142, 3220, 3640, 4186, 4784, 5980, 6284, 6440, 7280, 7855, 8372, 10465, 10997, 11960, 12568, 12880, 15710, 16744, 20423, 20930, 21994, 23920, 25136, 31420, 33488, 36133, 40846, 41860, 43988, 54985, 62840, 72266, 81692, 83720, 87976, 102115, 109970, 125680, 142961, 144532, 163384, 167440, 175952, 180665, 204230, 219940, 252931, 285922, 289064, 326768, 361330, 408460, 439880, 469729, 505862, 571844, 578128, 714805, 722660, 816920, 879760, 939458, 1011724, 1143688, 1264655, 1429610, 1445320, 1633840, 1878916, 2023448, 2287376, 2348645, 2529310, 2859220, 2890640, 3288103, 3757832, 4046896, 4697290, 5058620, 5718440, 6576206, 7515664, 9394580, 10117240, 11436880, 13152412, 16440515, 18789160, 20234480, 26304824, 32881030, 37578320, 52609648, 65762060, 131524120, 263048240]

約数ペア:

[(1, 263048240), (2, 131524120), (4, 65762060), (5, 52609648), (7, 37578320), (8, 32881030), (10, 26304824), (13, 20234480), (14, 18789160), (16, 16440515), (20, 13152412), (23, 11436880), (26, 10117240), (28, 9394580), (35, 7515664), (40, 6576206), (46, 5718440), (52, 5058620), (56, 4697290), (65, 4046896), (70, 3757832), (80, 3288103), (91, 2890640), (92, 2859220), (104, 2529310), (112, 2348645), (115, 2287376), (130, 2023448), (140, 1878916), (161, 1633840), (182, 1445320), (184, 1429610), (208, 1264655), (230, 1143688), (260, 1011724), (280, 939458), (299, 879760), (322, 816920), (364, 722660), (368, 714805), (455, 578128), (460, 571844), (520, 505862), (560, 469729), (598, 439880), (644, 408460), (728, 361330), (805, 326768), (910, 289064), (920, 285922), (1040, 252931), (1196, 219940), (1288, 204230), (1456, 180665), (1495, 175952), (1571, 167440), (1610, 163384), (1820, 144532), (1840, 142961), (2093, 125680), (2392, 109970), (2576, 102115), (2990, 87976), (3142, 83720), (3220, 81692), (3640, 72266), (4186, 62840), (4784, 54985), (5980, 43988), (6284, 41860), (6440, 40846), (7280, 36133), (7855, 33488), (8372, 31420), (10465, 25136), (10997, 23920), (11960, 21994), (12568, 20930), (12880, 20423), (15710, 16744)]