19145040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{331}}^1$

素因数の和:588

約数の個数: 80

約数和(自身を含む): 59775936

約数和(自身を除く): 40630896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 241, 331, 482, 662, 723, 964, 993, 1205, 1324, 1446, 1655, 1928, 1986, 2410, 2648, 2892, 3310, 3615, 3856, 3972, 4820, 4965, 5296, 5784, 6620, 7230, 7944, 9640, 9930, 11568, 13240, 14460, 15888, 19280, 19860, 26480, 28920, 39720, 57840, 79440, 79771, 159542, 239313, 319084, 398855, 478626, 638168, 797710, 957252, 1196565, 1276336, 1595420, 1914504, 2393130, 3190840, 3829008, 4786260, 6381680, 9572520, 19145040]

約数ペア:

[(1, 19145040), (2, 9572520), (3, 6381680), (4, 4786260), (5, 3829008), (6, 3190840), (8, 2393130), (10, 1914504), (12, 1595420), (15, 1276336), (16, 1196565), (20, 957252), (24, 797710), (30, 638168), (40, 478626), (48, 398855), (60, 319084), (80, 239313), (120, 159542), (240, 79771), (241, 79440), (331, 57840), (482, 39720), (662, 28920), (723, 26480), (964, 19860), (993, 19280), (1205, 15888), (1324, 14460), (1446, 13240), (1655, 11568), (1928, 9930), (1986, 9640), (2410, 7944), (2648, 7230), (2892, 6620), (3310, 5784), (3615, 5296), (3856, 4965), (3972, 4820)]