1290627720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{27367}}^1$

素因数の和:27515

約数の個数: 96

約数和(自身を含む): 4226713920

約数和(自身を除く): 2936086200

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, 131, 180, 262, 360, 393, 524, 655, 786, 1048, 1179, 1310, 1572, 1965, 2358, 2620, 3144, 3930, 4716, 5240, 5895, 7860, 9432, 11790, 15720, 23580, 27367, 47160, 54734, 82101, 109468, 136835, 164202, 218936, 246303, 273670, 328404, 410505, 492606, 547340, 656808, 821010, 985212, 1094680, 1231515, 1642020, 1970424, 2463030, 3284040, 3585077, 4926060, 7170154, 9852120, 10755231, 14340308, 17925385, 21510462, 28680616, 32265693, 35850770, 43020924, 53776155, 64531386, 71701540, 86041848, 107552310, 129062772, 143403080, 161328465, 215104620, 258125544, 322656930, 430209240, 645313860, 1290627720]

約数ペア:

[(1, 1290627720), (2, 645313860), (3, 430209240), (4, 322656930), (5, 258125544), (6, 215104620), (8, 161328465), (9, 143403080), (10, 129062772), (12, 107552310), (15, 86041848), (18, 71701540), (20, 64531386), (24, 53776155), (30, 43020924), (36, 35850770), (40, 32265693), (45, 28680616), (60, 21510462), (72, 17925385), (90, 14340308), (120, 10755231), (131, 9852120), (180, 7170154), (262, 4926060), (360, 3585077), (393, 3284040), (524, 2463030), (655, 1970424), (786, 1642020), (1048, 1231515), (1179, 1094680), (1310, 985212), (1572, 821010), (1965, 656808), (2358, 547340), (2620, 492606), (3144, 410505), (3930, 328404), (4716, 273670), (5240, 246303), (5895, 218936), (7860, 164202), (9432, 136835), (11790, 109468), (15720, 82101), (23580, 54734), (27367, 47160)]