128904120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1697}}^1$

素因数の和:1925

約数の個数: 96

約数和(自身を含む): 421171920

約数和(自身を除く): 292267800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 211, 360, 422, 633, 844, 1055, 1266, 1688, 1697, 1899, 2110, 2532, 3165, 3394, 3798, 4220, 5064, 5091, 6330, 6788, 7596, 8440, 8485, 9495, 10182, 12660, 13576, 15192, 15273, 16970, 18990, 20364, 25320, 25455, 30546, 33940, 37980, 40728, 50910, 61092, 67880, 75960, 76365, 101820, 122184, 152730, 203640, 305460, 358067, 610920, 716134, 1074201, 1432268, 1790335, 2148402, 2864536, 3222603, 3580670, 4296804, 5371005, 6445206, 7161340, 8593608, 10742010, 12890412, 14322680, 16113015, 21484020, 25780824, 32226030, 42968040, 64452060, 128904120]

約数ペア:

[(1, 128904120), (2, 64452060), (3, 42968040), (4, 32226030), (5, 25780824), (6, 21484020), (8, 16113015), (9, 14322680), (10, 12890412), (12, 10742010), (15, 8593608), (18, 7161340), (20, 6445206), (24, 5371005), (30, 4296804), (36, 3580670), (40, 3222603), (45, 2864536), (60, 2148402), (72, 1790335), (90, 1432268), (120, 1074201), (180, 716134), (211, 610920), (360, 358067), (422, 305460), (633, 203640), (844, 152730), (1055, 122184), (1266, 101820), (1688, 76365), (1697, 75960), (1899, 67880), (2110, 61092), (2532, 50910), (3165, 40728), (3394, 37980), (3798, 33940), (4220, 30546), (5064, 25455), (5091, 25320), (6330, 20364), (6788, 18990), (7596, 16970), (8440, 15273), (8485, 15192), (9495, 13576), (10182, 12660)]