201582180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{1423}}^1$

素因数の和:2225

約数の個数: 72

約数和(自身を含む): 612673152

約数和(自身を除く): 411090972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 787, 1423, 1574, 2361, 2846, 3148, 3935, 4269, 4722, 5692, 7083, 7115, 7870, 8538, 9444, 11805, 12807, 14166, 14230, 15740, 17076, 21345, 23610, 25614, 28332, 28460, 35415, 42690, 47220, 51228, 64035, 70830, 85380, 128070, 141660, 256140, 1119901, 2239802, 3359703, 4479604, 5599505, 6719406, 10079109, 11199010, 13438812, 16798515, 20158218, 22398020, 33597030, 40316436, 50395545, 67194060, 100791090, 201582180]

約数ペア:

[(1, 201582180), (2, 100791090), (3, 67194060), (4, 50395545), (5, 40316436), (6, 33597030), (9, 22398020), (10, 20158218), (12, 16798515), (15, 13438812), (18, 11199010), (20, 10079109), (30, 6719406), (36, 5599505), (45, 4479604), (60, 3359703), (90, 2239802), (180, 1119901), (787, 256140), (1423, 141660), (1574, 128070), (2361, 85380), (2846, 70830), (3148, 64035), (3935, 51228), (4269, 47220), (4722, 42690), (5692, 35415), (7083, 28460), (7115, 28332), (7870, 25614), (8538, 23610), (9444, 21345), (11805, 17076), (12807, 15740), (14166, 14230)]