31289200

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:239

約数の個数: 120

約数和(自身を含む): 83030400

約数和(自身を除く): 51741200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 25, 38, 40, 46, 50, 76, 80, 92, 95, 100, 115, 152, 179, 184, 190, 200, 230, 304, 358, 368, 380, 400, 437, 460, 475, 575, 716, 760, 874, 895, 920, 950, 1150, 1432, 1520, 1748, 1790, 1840, 1900, 2185, 2300, 2864, 3401, 3496, 3580, 3800, 4117, 4370, 4475, 4600, 6802, 6992, 7160, 7600, 8234, 8740, 8950, 9200, 10925, 13604, 14320, 16468, 17005, 17480, 17900, 20585, 21850, 27208, 32936, 34010, 34960, 35800, 41170, 43700, 54416, 65872, 68020, 71600, 78223, 82340, 85025, 87400, 102925, 136040, 156446, 164680, 170050, 174800, 205850, 272080, 312892, 329360, 340100, 391115, 411700, 625784, 680200, 782230, 823400, 1251568, 1360400, 1564460, 1646800, 1955575, 3128920, 3911150, 6257840, 7822300, 15644600, 31289200]

約数ペア:

[(1, 31289200), (2, 15644600), (4, 7822300), (5, 6257840), (8, 3911150), (10, 3128920), (16, 1955575), (19, 1646800), (20, 1564460), (23, 1360400), (25, 1251568), (38, 823400), (40, 782230), (46, 680200), (50, 625784), (76, 411700), (80, 391115), (92, 340100), (95, 329360), (100, 312892), (115, 272080), (152, 205850), (179, 174800), (184, 170050), (190, 164680), (200, 156446), (230, 136040), (304, 102925), (358, 87400), (368, 85025), (380, 82340), (400, 78223), (437, 71600), (460, 68020), (475, 65872), (575, 54416), (716, 43700), (760, 41170), (874, 35800), (895, 34960), (920, 34010), (950, 32936), (1150, 27208), (1432, 21850), (1520, 20585), (1748, 17900), (1790, 17480), (1840, 17005), (1900, 16468), (2185, 14320), (2300, 13604), (2864, 10925), (3401, 9200), (3496, 8950), (3580, 8740), (3800, 8234), (4117, 7600), (4370, 7160), (4475, 6992), (4600, 6802)]