220298260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{9311}}^1$

素因数の和:9353

約数の個数: 72

約数和(自身を含む): 572576256

約数和(自身を除く): 352277996

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2366, 3380, 4732, 5915, 9311, 11830, 18622, 23660, 37244, 46555, 65177, 93110, 121043, 130354, 186220, 242086, 260708, 325885, 484172, 605215, 651770, 847301, 1210430, 1303540, 1573559, 1694602, 2420860, 3147118, 3389204, 4236505, 6294236, 7867795, 8473010, 11014913, 15735590, 16946020, 22029826, 31471180, 44059652, 55074565, 110149130, 220298260]

約数ペア:

[(1, 220298260), (2, 110149130), (4, 55074565), (5, 44059652), (7, 31471180), (10, 22029826), (13, 16946020), (14, 15735590), (20, 11014913), (26, 8473010), (28, 7867795), (35, 6294236), (52, 4236505), (65, 3389204), (70, 3147118), (91, 2420860), (130, 1694602), (140, 1573559), (169, 1303540), (182, 1210430), (260, 847301), (338, 651770), (364, 605215), (455, 484172), (676, 325885), (845, 260708), (910, 242086), (1183, 186220), (1690, 130354), (1820, 121043), (2366, 93110), (3380, 65177), (4732, 46555), (5915, 37244), (9311, 23660), (11830, 18622)]