18248760

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:358

約数の個数: 128

約数和(自身を含む): 62049600

約数和(自身を除く): 43800840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 61, 72, 90, 108, 120, 122, 135, 180, 183, 216, 244, 270, 277, 305, 360, 366, 488, 540, 549, 554, 610, 732, 831, 915, 1080, 1098, 1108, 1220, 1385, 1464, 1647, 1662, 1830, 2196, 2216, 2440, 2493, 2745, 2770, 3294, 3324, 3660, 4155, 4392, 4986, 5490, 5540, 6588, 6648, 7320, 7479, 8235, 8310, 9972, 10980, 11080, 12465, 13176, 14958, 16470, 16620, 16897, 19944, 21960, 24930, 29916, 32940, 33240, 33794, 37395, 49860, 50691, 59832, 65880, 67588, 74790, 84485, 99720, 101382, 135176, 149580, 152073, 168970, 202764, 253455, 299160, 304146, 337940, 405528, 456219, 506910, 608292, 675880, 760365, 912438, 1013820, 1216584, 1520730, 1824876, 2027640, 2281095, 3041460, 3649752, 4562190, 6082920, 9124380, 18248760]

約数ペア:

[(1, 18248760), (2, 9124380), (3, 6082920), (4, 4562190), (5, 3649752), (6, 3041460), (8, 2281095), (9, 2027640), (10, 1824876), (12, 1520730), (15, 1216584), (18, 1013820), (20, 912438), (24, 760365), (27, 675880), (30, 608292), (36, 506910), (40, 456219), (45, 405528), (54, 337940), (60, 304146), (61, 299160), (72, 253455), (90, 202764), (108, 168970), (120, 152073), (122, 149580), (135, 135176), (180, 101382), (183, 99720), (216, 84485), (244, 74790), (270, 67588), (277, 65880), (305, 59832), (360, 50691), (366, 49860), (488, 37395), (540, 33794), (549, 33240), (554, 32940), (610, 29916), (732, 24930), (831, 21960), (915, 19944), (1080, 16897), (1098, 16620), (1108, 16470), (1220, 14958), (1385, 13176), (1464, 12465), (1647, 11080), (1662, 10980), (1830, 9972), (2196, 8310), (2216, 8235), (2440, 7479), (2493, 7320), (2745, 6648), (2770, 6588), (3294, 5540), (3324, 5490), (3660, 4986), (4155, 4392)]