90051780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16493}}^1$

素因数の和:16525

約数の個数: 96

約数和(自身を含む): 310351104

約数和(自身を除く): 220299324

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 16493, 32986, 49479, 65972, 82465, 98958, 115451, 164930, 197916, 214409, 230902, 247395, 329860, 346353, 428818, 461804, 494790, 577255, 643227, 692706, 857636, 989580, 1072045, 1154510, 1286454, 1385412, 1500863, 1731765, 2144090, 2309020, 2572908, 3001726, 3216135, 3463530, 4288180, 4502589, 6003452, 6432270, 6927060, 7504315, 9005178, 12864540, 15008630, 18010356, 22512945, 30017260, 45025890, 90051780]

約数ペア:

[(1, 90051780), (2, 45025890), (3, 30017260), (4, 22512945), (5, 18010356), (6, 15008630), (7, 12864540), (10, 9005178), (12, 7504315), (13, 6927060), (14, 6432270), (15, 6003452), (20, 4502589), (21, 4288180), (26, 3463530), (28, 3216135), (30, 3001726), (35, 2572908), (39, 2309020), (42, 2144090), (52, 1731765), (60, 1500863), (65, 1385412), (70, 1286454), (78, 1154510), (84, 1072045), (91, 989580), (105, 857636), (130, 692706), (140, 643227), (156, 577255), (182, 494790), (195, 461804), (210, 428818), (260, 346353), (273, 329860), (364, 247395), (390, 230902), (420, 214409), (455, 197916), (546, 164930), (780, 115451), (910, 98958), (1092, 82465), (1365, 65972), (1820, 49479), (2730, 32986), (5460, 16493)]