1720515960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{53699}}^1$

素因数の和:53805

約数の個数: 96

約数和(自身を含む): 5654610000

約数和(自身を除く): 3934094040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 89, 90, 120, 178, 180, 267, 356, 360, 445, 534, 712, 801, 890, 1068, 1335, 1602, 1780, 2136, 2670, 3204, 3560, 4005, 5340, 6408, 8010, 10680, 16020, 32040, 53699, 107398, 161097, 214796, 268495, 322194, 429592, 483291, 536990, 644388, 805485, 966582, 1073980, 1288776, 1610970, 1933164, 2147960, 2416455, 3221940, 3866328, 4779211, 4832910, 6443880, 9558422, 9665820, 14337633, 19116844, 19331640, 23896055, 28675266, 38233688, 43012899, 47792110, 57350532, 71688165, 86025798, 95584220, 114701064, 143376330, 172051596, 191168440, 215064495, 286752660, 344103192, 430128990, 573505320, 860257980, 1720515960]

約数ペア:

[(1, 1720515960), (2, 860257980), (3, 573505320), (4, 430128990), (5, 344103192), (6, 286752660), (8, 215064495), (9, 191168440), (10, 172051596), (12, 143376330), (15, 114701064), (18, 95584220), (20, 86025798), (24, 71688165), (30, 57350532), (36, 47792110), (40, 43012899), (45, 38233688), (60, 28675266), (72, 23896055), (89, 19331640), (90, 19116844), (120, 14337633), (178, 9665820), (180, 9558422), (267, 6443880), (356, 4832910), (360, 4779211), (445, 3866328), (534, 3221940), (712, 2416455), (801, 2147960), (890, 1933164), (1068, 1610970), (1335, 1288776), (1602, 1073980), (1780, 966582), (2136, 805485), (2670, 644388), (3204, 536990), (3560, 483291), (4005, 429592), (5340, 322194), (6408, 268495), (8010, 214796), (10680, 161097), (16020, 107398), (32040, 53699)]