163020720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{983}}^1$

素因数の和:1690

約数の個数: 80

約数和(自身を含む): 506610432

約数和(自身を除く): 343589712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 691, 983, 1382, 1966, 2073, 2764, 2949, 3455, 3932, 4146, 4915, 5528, 5898, 6910, 7864, 8292, 9830, 10365, 11056, 11796, 13820, 14745, 15728, 16584, 19660, 20730, 23592, 27640, 29490, 33168, 39320, 41460, 47184, 55280, 58980, 78640, 82920, 117960, 165840, 235920, 679253, 1358506, 2037759, 2717012, 3396265, 4075518, 5434024, 6792530, 8151036, 10188795, 10868048, 13585060, 16302072, 20377590, 27170120, 32604144, 40755180, 54340240, 81510360, 163020720]

約数ペア:

[(1, 163020720), (2, 81510360), (3, 54340240), (4, 40755180), (5, 32604144), (6, 27170120), (8, 20377590), (10, 16302072), (12, 13585060), (15, 10868048), (16, 10188795), (20, 8151036), (24, 6792530), (30, 5434024), (40, 4075518), (48, 3396265), (60, 2717012), (80, 2037759), (120, 1358506), (240, 679253), (691, 235920), (983, 165840), (1382, 117960), (1966, 82920), (2073, 78640), (2764, 58980), (2949, 55280), (3455, 47184), (3932, 41460), (4146, 39320), (4915, 33168), (5528, 29490), (5898, 27640), (6910, 23592), (7864, 20730), (8292, 19660), (9830, 16584), (10365, 15728), (11056, 14745), (11796, 13820)]