319565680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{577}}^1$

素因数の和:663

約数の個数: 160

約数和(自身を含む): 908227584

約数和(自身を除く): 588661904

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 43, 46, 56, 70, 80, 86, 92, 112, 115, 140, 161, 172, 184, 215, 230, 280, 301, 322, 344, 368, 430, 460, 560, 577, 602, 644, 688, 805, 860, 920, 989, 1154, 1204, 1288, 1505, 1610, 1720, 1840, 1978, 2308, 2408, 2576, 2885, 3010, 3220, 3440, 3956, 4039, 4616, 4816, 4945, 5770, 6020, 6440, 6923, 7912, 8078, 9232, 9890, 11540, 12040, 12880, 13271, 13846, 15824, 16156, 19780, 20195, 23080, 24080, 24811, 26542, 27692, 32312, 34615, 39560, 40390, 46160, 49622, 53084, 55384, 64624, 66355, 69230, 79120, 80780, 92897, 99244, 106168, 110768, 124055, 132710, 138460, 161560, 173677, 185794, 198488, 212336, 248110, 265420, 276920, 323120, 347354, 371588, 396976, 464485, 496220, 530840, 553840, 570653, 694708, 743176, 868385, 928970, 992440, 1061680, 1141306, 1389416, 1486352, 1736770, 1857940, 1984880, 2282612, 2778832, 2853265, 3473540, 3715880, 3994571, 4565224, 5706530, 6947080, 7431760, 7989142, 9130448, 11413060, 13894160, 15978284, 19972855, 22826120, 31956568, 39945710, 45652240, 63913136, 79891420, 159782840, 319565680]

約数ペア:

[(1, 319565680), (2, 159782840), (4, 79891420), (5, 63913136), (7, 45652240), (8, 39945710), (10, 31956568), (14, 22826120), (16, 19972855), (20, 15978284), (23, 13894160), (28, 11413060), (35, 9130448), (40, 7989142), (43, 7431760), (46, 6947080), (56, 5706530), (70, 4565224), (80, 3994571), (86, 3715880), (92, 3473540), (112, 2853265), (115, 2778832), (140, 2282612), (161, 1984880), (172, 1857940), (184, 1736770), (215, 1486352), (230, 1389416), (280, 1141306), (301, 1061680), (322, 992440), (344, 928970), (368, 868385), (430, 743176), (460, 694708), (560, 570653), (577, 553840), (602, 530840), (644, 496220), (688, 464485), (805, 396976), (860, 371588), (920, 347354), (989, 323120), (1154, 276920), (1204, 265420), (1288, 248110), (1505, 212336), (1610, 198488), (1720, 185794), (1840, 173677), (1978, 161560), (2308, 138460), (2408, 132710), (2576, 124055), (2885, 110768), (3010, 106168), (3220, 99244), (3440, 92897), (3956, 80780), (4039, 79120), (4616, 69230), (4816, 66355), (4945, 64624), (5770, 55384), (6020, 53084), (6440, 49622), (6923, 46160), (7912, 40390), (8078, 39560), (9232, 34615), (9890, 32312), (11540, 27692), (12040, 26542), (12880, 24811), (13271, 24080), (13846, 23080), (15824, 20195), (16156, 19780)]