20070300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 58590000

約数和(自身を除く): 38519700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 149, 150, 298, 300, 447, 449, 596, 745, 894, 898, 1347, 1490, 1788, 1796, 2235, 2245, 2694, 2980, 3725, 4470, 4490, 5388, 6735, 7450, 8940, 8980, 11175, 11225, 13470, 14900, 22350, 22450, 26940, 33675, 44700, 44900, 66901, 67350, 133802, 134700, 200703, 267604, 334505, 401406, 669010, 802812, 1003515, 1338020, 1672525, 2007030, 3345050, 4014060, 5017575, 6690100, 10035150, 20070300]

約数ペア:

[(1, 20070300), (2, 10035150), (3, 6690100), (4, 5017575), (5, 4014060), (6, 3345050), (10, 2007030), (12, 1672525), (15, 1338020), (20, 1003515), (25, 802812), (30, 669010), (50, 401406), (60, 334505), (75, 267604), (100, 200703), (149, 134700), (150, 133802), (298, 67350), (300, 66901), (447, 44900), (449, 44700), (596, 33675), (745, 26940), (894, 22450), (898, 22350), (1347, 14900), (1490, 13470), (1788, 11225), (1796, 11175), (2235, 8980), (2245, 8940), (2694, 7450), (2980, 6735), (3725, 5388), (4470, 4490)]