207111870

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{109583}}^1$

素因数の和:109606

約数の個数: 64

約数和(自身を含む): 631203840

約数和(自身を除く): 424091970

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 109583, 219166, 328749, 547915, 657498, 767081, 986247, 1095830, 1534162, 1643745, 1972494, 2301243, 2958741, 3287490, 3835405, 4602486, 4931235, 5917482, 6903729, 7670810, 9862470, 11506215, 13807458, 14793705, 20711187, 23012430, 29587410, 34518645, 41422374, 69037290, 103555935, 207111870]

約数ペア:

[(1, 207111870), (2, 103555935), (3, 69037290), (5, 41422374), (6, 34518645), (7, 29587410), (9, 23012430), (10, 20711187), (14, 14793705), (15, 13807458), (18, 11506215), (21, 9862470), (27, 7670810), (30, 6903729), (35, 5917482), (42, 4931235), (45, 4602486), (54, 3835405), (63, 3287490), (70, 2958741), (90, 2301243), (105, 1972494), (126, 1643745), (135, 1534162), (189, 1095830), (210, 986247), (270, 767081), (315, 657498), (378, 547915), (630, 328749), (945, 219166), (1890, 109583)]