16799580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 59404800

約数和(自身を除く): 42605220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 67, 70, 84, 90, 105, 126, 134, 140, 180, 199, 201, 210, 252, 268, 315, 335, 398, 402, 420, 469, 597, 603, 630, 670, 796, 804, 938, 995, 1005, 1194, 1206, 1260, 1340, 1393, 1407, 1791, 1876, 1990, 2010, 2345, 2388, 2412, 2786, 2814, 2985, 3015, 3582, 3980, 4020, 4179, 4221, 4690, 5572, 5628, 5970, 6030, 6965, 7035, 7164, 8358, 8442, 8955, 9380, 11940, 12060, 12537, 13333, 13930, 14070, 16716, 16884, 17910, 20895, 21105, 25074, 26666, 27860, 28140, 35820, 39999, 41790, 42210, 50148, 53332, 62685, 66665, 79998, 83580, 84420, 93331, 119997, 125370, 133330, 159996, 186662, 199995, 239994, 250740, 266660, 279993, 373324, 399990, 466655, 479988, 559986, 599985, 799980, 839979, 933310, 1119972, 1199970, 1399965, 1679958, 1866620, 2399940, 2799930, 3359916, 4199895, 5599860, 8399790, 16799580]

約数ペア:

[(1, 16799580), (2, 8399790), (3, 5599860), (4, 4199895), (5, 3359916), (6, 2799930), (7, 2399940), (9, 1866620), (10, 1679958), (12, 1399965), (14, 1199970), (15, 1119972), (18, 933310), (20, 839979), (21, 799980), (28, 599985), (30, 559986), (35, 479988), (36, 466655), (42, 399990), (45, 373324), (60, 279993), (63, 266660), (67, 250740), (70, 239994), (84, 199995), (90, 186662), (105, 159996), (126, 133330), (134, 125370), (140, 119997), (180, 93331), (199, 84420), (201, 83580), (210, 79998), (252, 66665), (268, 62685), (315, 53332), (335, 50148), (398, 42210), (402, 41790), (420, 39999), (469, 35820), (597, 28140), (603, 27860), (630, 26666), (670, 25074), (796, 21105), (804, 20895), (938, 17910), (995, 16884), (1005, 16716), (1194, 14070), (1206, 13930), (1260, 13333), (1340, 12537), (1393, 12060), (1407, 11940), (1791, 9380), (1876, 8955), (1990, 8442), (2010, 8358), (2345, 7164), (2388, 7035), (2412, 6965), (2786, 6030), (2814, 5970), (2985, 5628), (3015, 5572), (3582, 4690), (3980, 4221), (4020, 4179)]