312278760

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1453}}^1$

素因数の和:1672

約数の個数: 128

約数和(自身を含む): 1046880000

約数和(自身を除く): 734601240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 199, 216, 270, 360, 398, 540, 597, 796, 995, 1080, 1194, 1453, 1592, 1791, 1990, 2388, 2906, 2985, 3582, 3980, 4359, 4776, 5373, 5812, 5970, 7164, 7265, 7960, 8718, 8955, 10746, 11624, 11940, 13077, 14328, 14530, 17436, 17910, 21492, 21795, 23880, 26154, 26865, 29060, 34872, 35820, 39231, 42984, 43590, 52308, 53730, 58120, 65385, 71640, 78462, 87180, 104616, 107460, 130770, 156924, 174360, 196155, 214920, 261540, 289147, 313848, 392310, 523080, 578294, 784620, 867441, 1156588, 1445735, 1569240, 1734882, 2313176, 2602323, 2891470, 3469764, 4337205, 5204646, 5782940, 6939528, 7806969, 8674410, 10409292, 11565880, 13011615, 15613938, 17348820, 20818584, 26023230, 31227876, 34697640, 39034845, 52046460, 62455752, 78069690, 104092920, 156139380, 312278760]

約数ペア:

[(1, 312278760), (2, 156139380), (3, 104092920), (4, 78069690), (5, 62455752), (6, 52046460), (8, 39034845), (9, 34697640), (10, 31227876), (12, 26023230), (15, 20818584), (18, 17348820), (20, 15613938), (24, 13011615), (27, 11565880), (30, 10409292), (36, 8674410), (40, 7806969), (45, 6939528), (54, 5782940), (60, 5204646), (72, 4337205), (90, 3469764), (108, 2891470), (120, 2602323), (135, 2313176), (180, 1734882), (199, 1569240), (216, 1445735), (270, 1156588), (360, 867441), (398, 784620), (540, 578294), (597, 523080), (796, 392310), (995, 313848), (1080, 289147), (1194, 261540), (1453, 214920), (1592, 196155), (1791, 174360), (1990, 156924), (2388, 130770), (2906, 107460), (2985, 104616), (3582, 87180), (3980, 78462), (4359, 71640), (4776, 65385), (5373, 58120), (5812, 53730), (5970, 52308), (7164, 43590), (7265, 42984), (7960, 39231), (8718, 35820), (8955, 34872), (10746, 29060), (11624, 26865), (11940, 26154), (13077, 23880), (14328, 21795), (14530, 21492), (17436, 17910)]