161281260

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{42667}}^1$

素因数の和:42692

約数の個数: 96

約数和(自身を含む): 573457920

約数和(自身を除く): 412176660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 42667, 85334, 128001, 170668, 213335, 256002, 298669, 384003, 426670, 512004, 597338, 640005, 768006, 853340, 896007, 1152009, 1194676, 1280010, 1493345, 1536012, 1792014, 1920015, 2304018, 2560020, 2688021, 2986690, 3584028, 3840030, 4480035, 4608036, 5376042, 5760045, 5973380, 7680060, 8064063, 8960070, 10752084, 11520090, 13440105, 16128126, 17920140, 23040180, 26880210, 32256252, 40320315, 53760420, 80640630, 161281260]

約数ペア:

[(1, 161281260), (2, 80640630), (3, 53760420), (4, 40320315), (5, 32256252), (6, 26880210), (7, 23040180), (9, 17920140), (10, 16128126), (12, 13440105), (14, 11520090), (15, 10752084), (18, 8960070), (20, 8064063), (21, 7680060), (27, 5973380), (28, 5760045), (30, 5376042), (35, 4608036), (36, 4480035), (42, 3840030), (45, 3584028), (54, 2986690), (60, 2688021), (63, 2560020), (70, 2304018), (84, 1920015), (90, 1792014), (105, 1536012), (108, 1493345), (126, 1280010), (135, 1194676), (140, 1152009), (180, 896007), (189, 853340), (210, 768006), (252, 640005), (270, 597338), (315, 512004), (378, 426670), (420, 384003), (540, 298669), (630, 256002), (756, 213335), (945, 170668), (1260, 128001), (1890, 85334), (3780, 42667)]