30873840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{653}}^1$

素因数の和:866

約数の個数: 80

約数和(自身を含む): 96342048

約数和(自身を除く): 65468208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 197, 240, 394, 591, 653, 788, 985, 1182, 1306, 1576, 1959, 1970, 2364, 2612, 2955, 3152, 3265, 3918, 3940, 4728, 5224, 5910, 6530, 7836, 7880, 9456, 9795, 10448, 11820, 13060, 15672, 15760, 19590, 23640, 26120, 31344, 39180, 47280, 52240, 78360, 128641, 156720, 257282, 385923, 514564, 643205, 771846, 1029128, 1286410, 1543692, 1929615, 2058256, 2572820, 3087384, 3859230, 5145640, 6174768, 7718460, 10291280, 15436920, 30873840]

約数ペア:

[(1, 30873840), (2, 15436920), (3, 10291280), (4, 7718460), (5, 6174768), (6, 5145640), (8, 3859230), (10, 3087384), (12, 2572820), (15, 2058256), (16, 1929615), (20, 1543692), (24, 1286410), (30, 1029128), (40, 771846), (48, 643205), (60, 514564), (80, 385923), (120, 257282), (197, 156720), (240, 128641), (394, 78360), (591, 52240), (653, 47280), (788, 39180), (985, 31344), (1182, 26120), (1306, 23640), (1576, 19590), (1959, 15760), (1970, 15672), (2364, 13060), (2612, 11820), (2955, 10448), (3152, 9795), (3265, 9456), (3918, 7880), (3940, 7836), (4728, 6530), (5224, 5910)]