206471720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{433}}^1$

素因数の和:595

約数の個数: 128

約数和(自身を含む): 577463040

約数和(自身を除く): 370991320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 131, 140, 182, 260, 262, 280, 364, 433, 455, 520, 524, 655, 728, 866, 910, 917, 1048, 1310, 1703, 1732, 1820, 1834, 2165, 2620, 3031, 3406, 3464, 3640, 3668, 4330, 4585, 5240, 5629, 6062, 6812, 7336, 8515, 8660, 9170, 11258, 11921, 12124, 13624, 15155, 17030, 17320, 18340, 22516, 23842, 24248, 28145, 30310, 34060, 36680, 39403, 45032, 47684, 56290, 56723, 59605, 60620, 68120, 78806, 95368, 112580, 113446, 119210, 121240, 157612, 197015, 225160, 226892, 238420, 283615, 315224, 394030, 397061, 453784, 476840, 567230, 737399, 788060, 794122, 1134460, 1474798, 1576120, 1588244, 1985305, 2268920, 2949596, 3176488, 3686995, 3970610, 5161793, 5899192, 7373990, 7941220, 10323586, 14747980, 15882440, 20647172, 25808965, 29495960, 41294344, 51617930, 103235860, 206471720]

約数ペア:

[(1, 206471720), (2, 103235860), (4, 51617930), (5, 41294344), (7, 29495960), (8, 25808965), (10, 20647172), (13, 15882440), (14, 14747980), (20, 10323586), (26, 7941220), (28, 7373990), (35, 5899192), (40, 5161793), (52, 3970610), (56, 3686995), (65, 3176488), (70, 2949596), (91, 2268920), (104, 1985305), (130, 1588244), (131, 1576120), (140, 1474798), (182, 1134460), (260, 794122), (262, 788060), (280, 737399), (364, 567230), (433, 476840), (455, 453784), (520, 397061), (524, 394030), (655, 315224), (728, 283615), (866, 238420), (910, 226892), (917, 225160), (1048, 197015), (1310, 157612), (1703, 121240), (1732, 119210), (1820, 113446), (1834, 112580), (2165, 95368), (2620, 78806), (3031, 68120), (3406, 60620), (3464, 59605), (3640, 56723), (3668, 56290), (4330, 47684), (4585, 45032), (5240, 39403), (5629, 36680), (6062, 34060), (6812, 30310), (7336, 28145), (8515, 24248), (8660, 23842), (9170, 22516), (11258, 18340), (11921, 17320), (12124, 17030), (13624, 15155)]