6406440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 19388160

約数和(自身を除く): 12981720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 271, 394, 542, 591, 788, 813, 985, 1084, 1182, 1355, 1576, 1626, 1970, 2168, 2364, 2710, 2955, 3252, 3940, 4065, 4728, 5420, 5910, 6504, 7880, 8130, 10840, 11820, 16260, 23640, 32520, 53387, 106774, 160161, 213548, 266935, 320322, 427096, 533870, 640644, 800805, 1067740, 1281288, 1601610, 2135480, 3203220, 6406440]

約数ペア:

[(1, 6406440), (2, 3203220), (3, 2135480), (4, 1601610), (5, 1281288), (6, 1067740), (8, 800805), (10, 640644), (12, 533870), (15, 427096), (20, 320322), (24, 266935), (30, 213548), (40, 160161), (60, 106774), (120, 53387), (197, 32520), (271, 23640), (394, 16260), (542, 11820), (591, 10840), (788, 8130), (813, 7880), (985, 6504), (1084, 5910), (1182, 5420), (1355, 4728), (1576, 4065), (1626, 3940), (1970, 3252), (2168, 2955), (2364, 2710)]