393981480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{821}}^1$

素因数の和:912

約数の個数: 192

約数和(自身を含む): 1354129920

約数和(自身を除く): 960148440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 43, 45, 60, 62, 72, 86, 90, 93, 120, 124, 129, 155, 172, 180, 186, 215, 248, 258, 279, 310, 344, 360, 372, 387, 430, 465, 516, 558, 620, 645, 744, 774, 821, 860, 930, 1032, 1116, 1240, 1290, 1333, 1395, 1548, 1642, 1720, 1860, 1935, 2232, 2463, 2580, 2666, 2790, 3096, 3284, 3720, 3870, 3999, 4105, 4926, 5160, 5332, 5580, 6568, 6665, 7389, 7740, 7998, 8210, 9852, 10664, 11160, 11997, 12315, 13330, 14778, 15480, 15996, 16420, 19704, 19995, 23994, 24630, 25451, 26660, 29556, 31992, 32840, 35303, 36945, 39990, 47988, 49260, 50902, 53320, 59112, 59985, 70606, 73890, 76353, 79980, 95976, 98520, 101804, 105909, 119970, 127255, 141212, 147780, 152706, 159960, 176515, 203608, 211818, 229059, 239940, 254510, 282424, 295560, 305412, 317727, 353030, 381765, 423636, 458118, 479880, 509020, 529545, 610824, 635454, 706060, 763530, 847272, 916236, 1018040, 1059090, 1094393, 1145295, 1270908, 1412120, 1527060, 1588635, 1832472, 2118180, 2188786, 2290590, 2541816, 3054120, 3177270, 3283179, 4236360, 4377572, 4581180, 5471965, 6354540, 6566358, 8755144, 9162360, 9849537, 10943930, 12709080, 13132716, 16415895, 19699074, 21887860, 26265432, 32831790, 39398148, 43775720, 49247685, 65663580, 78796296, 98495370, 131327160, 196990740, 393981480]

約数ペア:

[(1, 393981480), (2, 196990740), (3, 131327160), (4, 98495370), (5, 78796296), (6, 65663580), (8, 49247685), (9, 43775720), (10, 39398148), (12, 32831790), (15, 26265432), (18, 21887860), (20, 19699074), (24, 16415895), (30, 13132716), (31, 12709080), (36, 10943930), (40, 9849537), (43, 9162360), (45, 8755144), (60, 6566358), (62, 6354540), (72, 5471965), (86, 4581180), (90, 4377572), (93, 4236360), (120, 3283179), (124, 3177270), (129, 3054120), (155, 2541816), (172, 2290590), (180, 2188786), (186, 2118180), (215, 1832472), (248, 1588635), (258, 1527060), (279, 1412120), (310, 1270908), (344, 1145295), (360, 1094393), (372, 1059090), (387, 1018040), (430, 916236), (465, 847272), (516, 763530), (558, 706060), (620, 635454), (645, 610824), (744, 529545), (774, 509020), (821, 479880), (860, 458118), (930, 423636), (1032, 381765), (1116, 353030), (1240, 317727), (1290, 305412), (1333, 295560), (1395, 282424), (1548, 254510), (1642, 239940), (1720, 229059), (1860, 211818), (1935, 203608), (2232, 176515), (2463, 159960), (2580, 152706), (2666, 147780), (2790, 141212), (3096, 127255), (3284, 119970), (3720, 105909), (3870, 101804), (3999, 98520), (4105, 95976), (4926, 79980), (5160, 76353), (5332, 73890), (5580, 70606), (6568, 59985), (6665, 59112), (7389, 53320), (7740, 50902), (7998, 49260), (8210, 47988), (9852, 39990), (10664, 36945), (11160, 35303), (11997, 32840), (12315, 31992), (13330, 29556), (14778, 26660), (15480, 25451), (15996, 24630), (16420, 23994), (19704, 19995)]