13720140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{10889}}^1$

素因数の和:10911

約数の個数: 72

約数和(自身を含む): 47567520

約数和(自身を除く): 33847380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 10889, 21778, 32667, 43556, 54445, 65334, 76223, 98001, 108890, 130668, 152446, 163335, 196002, 217780, 228669, 304892, 326670, 381115, 392004, 457338, 490005, 653340, 686007, 762230, 914676, 980010, 1143345, 1372014, 1524460, 1960020, 2286690, 2744028, 3430035, 4573380, 6860070, 13720140]

約数ペア:

[(1, 13720140), (2, 6860070), (3, 4573380), (4, 3430035), (5, 2744028), (6, 2286690), (7, 1960020), (9, 1524460), (10, 1372014), (12, 1143345), (14, 980010), (15, 914676), (18, 762230), (20, 686007), (21, 653340), (28, 490005), (30, 457338), (35, 392004), (36, 381115), (42, 326670), (45, 304892), (60, 228669), (63, 217780), (70, 196002), (84, 163335), (90, 152446), (105, 130668), (126, 108890), (140, 98001), (180, 76223), (210, 65334), (252, 54445), (315, 43556), (420, 32667), (630, 21778), (1260, 10889)]