16957980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7247}}^1$

素因数の和:7275

約数の個数: 72

約数和(自身を含む): 55403712

約数和(自身を除く): 38445732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 7247, 14494, 21741, 28988, 36235, 43482, 65223, 72470, 86964, 94211, 108705, 130446, 144940, 188422, 217410, 260892, 282633, 326115, 376844, 434820, 471055, 565266, 652230, 847899, 942110, 1130532, 1304460, 1413165, 1695798, 1884220, 2826330, 3391596, 4239495, 5652660, 8478990, 16957980]

約数ペア:

[(1, 16957980), (2, 8478990), (3, 5652660), (4, 4239495), (5, 3391596), (6, 2826330), (9, 1884220), (10, 1695798), (12, 1413165), (13, 1304460), (15, 1130532), (18, 942110), (20, 847899), (26, 652230), (30, 565266), (36, 471055), (39, 434820), (45, 376844), (52, 326115), (60, 282633), (65, 260892), (78, 217410), (90, 188422), (117, 144940), (130, 130446), (156, 108705), (180, 94211), (195, 86964), (234, 72470), (260, 65223), (390, 43482), (468, 36235), (585, 28988), (780, 21741), (1170, 14494), (2340, 7247)]