39948720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:152

約数の個数: 240

約数和(自身を含む): 149276160

約数和(自身を除く): 109327440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 43, 48, 49, 56, 60, 70, 79, 80, 84, 86, 98, 105, 112, 120, 129, 140, 147, 158, 168, 172, 196, 210, 215, 237, 240, 245, 258, 280, 294, 301, 316, 336, 344, 392, 395, 420, 430, 474, 490, 516, 553, 560, 588, 602, 632, 645, 688, 735, 784, 790, 840, 860, 903, 948, 980, 1032, 1106, 1176, 1185, 1204, 1264, 1290, 1470, 1505, 1580, 1659, 1680, 1720, 1806, 1896, 1960, 2064, 2107, 2212, 2352, 2370, 2408, 2580, 2765, 2940, 3010, 3160, 3318, 3397, 3440, 3612, 3792, 3871, 3920, 4214, 4424, 4515, 4740, 4816, 5160, 5530, 5880, 6020, 6320, 6321, 6636, 6794, 7224, 7742, 8295, 8428, 8848, 9030, 9480, 10191, 10320, 10535, 11060, 11613, 11760, 12040, 12642, 13272, 13588, 14448, 15484, 16590, 16856, 16985, 18060, 18960, 19355, 20382, 21070, 22120, 23226, 23779, 24080, 25284, 26544, 27176, 30968, 31605, 33180, 33712, 33970, 36120, 38710, 40764, 42140, 44240, 46452, 47558, 50568, 50955, 54352, 58065, 61936, 63210, 66360, 67940, 71337, 72240, 77420, 81528, 84280, 92904, 95116, 101136, 101910, 116130, 118895, 126420, 132720, 135880, 142674, 154840, 163056, 166453, 168560, 185808, 190232, 203820, 232260, 237790, 252840, 271760, 285348, 309680, 332906, 356685, 380464, 407640, 464520, 475580, 499359, 505680, 570696, 665812, 713370, 815280, 832265, 929040, 951160, 998718, 1141392, 1331624, 1426740, 1664530, 1902320, 1997436, 2496795, 2663248, 2853480, 3329060, 3994872, 4993590, 5706960, 6658120, 7989744, 9987180, 13316240, 19974360, 39948720]

約数ペア:

[(1, 39948720), (2, 19974360), (3, 13316240), (4, 9987180), (5, 7989744), (6, 6658120), (7, 5706960), (8, 4993590), (10, 3994872), (12, 3329060), (14, 2853480), (15, 2663248), (16, 2496795), (20, 1997436), (21, 1902320), (24, 1664530), (28, 1426740), (30, 1331624), (35, 1141392), (40, 998718), (42, 951160), (43, 929040), (48, 832265), (49, 815280), (56, 713370), (60, 665812), (70, 570696), (79, 505680), (80, 499359), (84, 475580), (86, 464520), (98, 407640), (105, 380464), (112, 356685), (120, 332906), (129, 309680), (140, 285348), (147, 271760), (158, 252840), (168, 237790), (172, 232260), (196, 203820), (210, 190232), (215, 185808), (237, 168560), (240, 166453), (245, 163056), (258, 154840), (280, 142674), (294, 135880), (301, 132720), (316, 126420), (336, 118895), (344, 116130), (392, 101910), (395, 101136), (420, 95116), (430, 92904), (474, 84280), (490, 81528), (516, 77420), (553, 72240), (560, 71337), (588, 67940), (602, 66360), (632, 63210), (645, 61936), (688, 58065), (735, 54352), (784, 50955), (790, 50568), (840, 47558), (860, 46452), (903, 44240), (948, 42140), (980, 40764), (1032, 38710), (1106, 36120), (1176, 33970), (1185, 33712), (1204, 33180), (1264, 31605), (1290, 30968), (1470, 27176), (1505, 26544), (1580, 25284), (1659, 24080), (1680, 23779), (1720, 23226), (1806, 22120), (1896, 21070), (1960, 20382), (2064, 19355), (2107, 18960), (2212, 18060), (2352, 16985), (2370, 16856), (2408, 16590), (2580, 15484), (2765, 14448), (2940, 13588), (3010, 13272), (3160, 12642), (3318, 12040), (3397, 11760), (3440, 11613), (3612, 11060), (3792, 10535), (3871, 10320), (3920, 10191), (4214, 9480), (4424, 9030), (4515, 8848), (4740, 8428), (4816, 8295), (5160, 7742), (5530, 7224), (5880, 6794), (6020, 6636), (6320, 6321)]