8584520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:115

約数の個数: 128

約数和(自身を含む): 24330240

約数和(自身を除く): 15745720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 31, 35, 40, 43, 46, 56, 62, 70, 86, 92, 115, 124, 140, 155, 161, 172, 184, 215, 217, 230, 248, 280, 301, 310, 322, 344, 430, 434, 460, 602, 620, 644, 713, 805, 860, 868, 920, 989, 1085, 1204, 1240, 1288, 1333, 1426, 1505, 1610, 1720, 1736, 1978, 2170, 2408, 2666, 2852, 3010, 3220, 3565, 3956, 4340, 4945, 4991, 5332, 5704, 6020, 6440, 6665, 6923, 7130, 7912, 8680, 9331, 9890, 9982, 10664, 12040, 13330, 13846, 14260, 18662, 19780, 19964, 24955, 26660, 27692, 28520, 30659, 34615, 37324, 39560, 39928, 46655, 49910, 53320, 55384, 61318, 69230, 74648, 93310, 99820, 122636, 138460, 153295, 186620, 199640, 214613, 245272, 276920, 306590, 373240, 429226, 613180, 858452, 1073065, 1226360, 1716904, 2146130, 4292260, 8584520]

約数ペア:

[(1, 8584520), (2, 4292260), (4, 2146130), (5, 1716904), (7, 1226360), (8, 1073065), (10, 858452), (14, 613180), (20, 429226), (23, 373240), (28, 306590), (31, 276920), (35, 245272), (40, 214613), (43, 199640), (46, 186620), (56, 153295), (62, 138460), (70, 122636), (86, 99820), (92, 93310), (115, 74648), (124, 69230), (140, 61318), (155, 55384), (161, 53320), (172, 49910), (184, 46655), (215, 39928), (217, 39560), (230, 37324), (248, 34615), (280, 30659), (301, 28520), (310, 27692), (322, 26660), (344, 24955), (430, 19964), (434, 19780), (460, 18662), (602, 14260), (620, 13846), (644, 13330), (713, 12040), (805, 10664), (860, 9982), (868, 9890), (920, 9331), (989, 8680), (1085, 7912), (1204, 7130), (1240, 6923), (1288, 6665), (1333, 6440), (1426, 6020), (1505, 5704), (1610, 5332), (1720, 4991), (1736, 4945), (1978, 4340), (2170, 3956), (2408, 3565), (2666, 3220), (2852, 3010)]