156745997040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{988061}}^1$

素因数の和:988738

約数の個数: 80

約数和(自身を含む): 486648200736

約数和(自身を除く): 329902203696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 661, 1322, 1983, 2644, 3305, 3966, 5288, 6610, 7932, 9915, 10576, 13220, 15864, 19830, 26440, 31728, 39660, 52880, 79320, 158640, 988061, 1976122, 2964183, 3952244, 4940305, 5928366, 7904488, 9880610, 11856732, 14820915, 15808976, 19761220, 23713464, 29641830, 39522440, 47426928, 59283660, 79044880, 118567320, 237134640, 653108321, 1306216642, 1959324963, 2612433284, 3265541605, 3918649926, 5224866568, 6531083210, 7837299852, 9796624815, 10449733136, 13062166420, 15674599704, 19593249630, 26124332840, 31349199408, 39186499260, 52248665680, 78372998520, 156745997040]

約数ペア:

[(1, 156745997040), (2, 78372998520), (3, 52248665680), (4, 39186499260), (5, 31349199408), (6, 26124332840), (8, 19593249630), (10, 15674599704), (12, 13062166420), (15, 10449733136), (16, 9796624815), (20, 7837299852), (24, 6531083210), (30, 5224866568), (40, 3918649926), (48, 3265541605), (60, 2612433284), (80, 1959324963), (120, 1306216642), (240, 653108321), (661, 237134640), (1322, 118567320), (1983, 79044880), (2644, 59283660), (3305, 47426928), (3966, 39522440), (5288, 29641830), (6610, 23713464), (7932, 19761220), (9915, 15808976), (10576, 14820915), (13220, 11856732), (15864, 9880610), (19830, 7904488), (26440, 5928366), (31728, 4940305), (39660, 3952244), (52880, 2964183), (79320, 1976122), (158640, 988061)]