262392280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{883}}^1$

素因数の和:953

約数の個数: 128

約数和(自身を含む): 687398400

約数和(自身を除く): 425006120

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 23, 34, 38, 40, 46, 68, 76, 85, 92, 95, 115, 136, 152, 170, 184, 190, 230, 323, 340, 380, 391, 437, 460, 646, 680, 760, 782, 874, 883, 920, 1292, 1564, 1615, 1748, 1766, 1955, 2185, 2584, 3128, 3230, 3496, 3532, 3910, 4370, 4415, 6460, 7064, 7429, 7820, 8740, 8830, 12920, 14858, 15011, 15640, 16777, 17480, 17660, 20309, 29716, 30022, 33554, 35320, 37145, 40618, 59432, 60044, 67108, 74290, 75055, 81236, 83885, 101545, 120088, 134216, 148580, 150110, 162472, 167770, 203090, 285209, 297160, 300220, 335540, 345253, 385871, 406180, 570418, 600440, 671080, 690506, 771742, 812360, 1140836, 1381012, 1426045, 1543484, 1726265, 1929355, 2281672, 2762024, 2852090, 3086968, 3452530, 3858710, 5704180, 6559807, 6905060, 7717420, 11408360, 13119614, 13810120, 15434840, 26239228, 32799035, 52478456, 65598070, 131196140, 262392280]

約数ペア:

[(1, 262392280), (2, 131196140), (4, 65598070), (5, 52478456), (8, 32799035), (10, 26239228), (17, 15434840), (19, 13810120), (20, 13119614), (23, 11408360), (34, 7717420), (38, 6905060), (40, 6559807), (46, 5704180), (68, 3858710), (76, 3452530), (85, 3086968), (92, 2852090), (95, 2762024), (115, 2281672), (136, 1929355), (152, 1726265), (170, 1543484), (184, 1426045), (190, 1381012), (230, 1140836), (323, 812360), (340, 771742), (380, 690506), (391, 671080), (437, 600440), (460, 570418), (646, 406180), (680, 385871), (760, 345253), (782, 335540), (874, 300220), (883, 297160), (920, 285209), (1292, 203090), (1564, 167770), (1615, 162472), (1748, 150110), (1766, 148580), (1955, 134216), (2185, 120088), (2584, 101545), (3128, 83885), (3230, 81236), (3496, 75055), (3532, 74290), (3910, 67108), (4370, 60044), (4415, 59432), (6460, 40618), (7064, 37145), (7429, 35320), (7820, 33554), (8740, 30022), (8830, 29716), (12920, 20309), (14858, 17660), (15011, 17480), (15640, 16777)]