330814640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{331}}^1$

素因数の和:419

約数の個数: 120

約数和(自身を含む): 858476304

約数和(自身を除く): 527661664

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 331, 403, 496, 520, 620, 662, 806, 961, 1040, 1240, 1324, 1612, 1655, 1922, 2015, 2480, 2648, 3224, 3310, 3844, 4030, 4303, 4805, 5296, 6448, 6620, 7688, 8060, 8606, 9610, 10261, 12493, 13240, 15376, 16120, 17212, 19220, 20522, 21515, 24986, 26480, 32240, 34424, 38440, 41044, 43030, 49972, 51305, 62465, 68848, 76880, 82088, 86060, 99944, 102610, 124930, 133393, 164176, 172120, 199888, 205220, 249860, 266786, 318091, 344240, 410440, 499720, 533572, 636182, 666965, 820880, 999440, 1067144, 1272364, 1333930, 1590455, 2134288, 2544728, 2667860, 3180910, 4135183, 5089456, 5335720, 6361820, 8270366, 10671440, 12723640, 16540732, 20675915, 25447280, 33081464, 41351830, 66162928, 82703660, 165407320, 330814640]

約数ペア:

[(1, 330814640), (2, 165407320), (4, 82703660), (5, 66162928), (8, 41351830), (10, 33081464), (13, 25447280), (16, 20675915), (20, 16540732), (26, 12723640), (31, 10671440), (40, 8270366), (52, 6361820), (62, 5335720), (65, 5089456), (80, 4135183), (104, 3180910), (124, 2667860), (130, 2544728), (155, 2134288), (208, 1590455), (248, 1333930), (260, 1272364), (310, 1067144), (331, 999440), (403, 820880), (496, 666965), (520, 636182), (620, 533572), (662, 499720), (806, 410440), (961, 344240), (1040, 318091), (1240, 266786), (1324, 249860), (1612, 205220), (1655, 199888), (1922, 172120), (2015, 164176), (2480, 133393), (2648, 124930), (3224, 102610), (3310, 99944), (3844, 86060), (4030, 82088), (4303, 76880), (4805, 68848), (5296, 62465), (6448, 51305), (6620, 49972), (7688, 43030), (8060, 41044), (8606, 38440), (9610, 34424), (10261, 32240), (12493, 26480), (13240, 24986), (15376, 21515), (16120, 20522), (17212, 19220)]