287130340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{541}}^1$

素因数の和:797

約数の個数: 96

約数和(自身を含む): 734275584

約数和(自身を除く): 447145244

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 223, 238, 340, 446, 476, 541, 595, 892, 1082, 1115, 1190, 1561, 2164, 2230, 2380, 2705, 3122, 3787, 3791, 4460, 5410, 6244, 7574, 7582, 7805, 9197, 10820, 15148, 15164, 15610, 18394, 18935, 18955, 26537, 31220, 36788, 37870, 37910, 45985, 53074, 64379, 75740, 75820, 91970, 106148, 120643, 128758, 132685, 183940, 241286, 257516, 265370, 321895, 482572, 530740, 603215, 643790, 844501, 1206430, 1287580, 1689002, 2050931, 2412860, 3378004, 4101862, 4222505, 8203724, 8445010, 10254655, 14356517, 16890020, 20509310, 28713034, 41018620, 57426068, 71782585, 143565170, 287130340]

約数ペア:

[(1, 287130340), (2, 143565170), (4, 71782585), (5, 57426068), (7, 41018620), (10, 28713034), (14, 20509310), (17, 16890020), (20, 14356517), (28, 10254655), (34, 8445010), (35, 8203724), (68, 4222505), (70, 4101862), (85, 3378004), (119, 2412860), (140, 2050931), (170, 1689002), (223, 1287580), (238, 1206430), (340, 844501), (446, 643790), (476, 603215), (541, 530740), (595, 482572), (892, 321895), (1082, 265370), (1115, 257516), (1190, 241286), (1561, 183940), (2164, 132685), (2230, 128758), (2380, 120643), (2705, 106148), (3122, 91970), (3787, 75820), (3791, 75740), (4460, 64379), (5410, 53074), (6244, 45985), (7574, 37910), (7582, 37870), (7805, 36788), (9197, 31220), (10820, 26537), (15148, 18955), (15164, 18935), (15610, 18394)]