181404540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{12757}}^1$

素因数の和:12851

約数の個数: 72

約数和(自身を含む): 557269440

約数和(自身を除く): 375864900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3555, 4740, 7110, 12757, 14220, 25514, 38271, 51028, 63785, 76542, 114813, 127570, 153084, 191355, 229626, 255140, 382710, 459252, 574065, 765420, 1007803, 1148130, 2015606, 2296260, 3023409, 4031212, 5039015, 6046818, 9070227, 10078030, 12093636, 15117045, 18140454, 20156060, 30234090, 36280908, 45351135, 60468180, 90702270, 181404540]

約数ペア:

[(1, 181404540), (2, 90702270), (3, 60468180), (4, 45351135), (5, 36280908), (6, 30234090), (9, 20156060), (10, 18140454), (12, 15117045), (15, 12093636), (18, 10078030), (20, 9070227), (30, 6046818), (36, 5039015), (45, 4031212), (60, 3023409), (79, 2296260), (90, 2015606), (158, 1148130), (180, 1007803), (237, 765420), (316, 574065), (395, 459252), (474, 382710), (711, 255140), (790, 229626), (948, 191355), (1185, 153084), (1422, 127570), (1580, 114813), (2370, 76542), (2844, 63785), (3555, 51028), (4740, 38271), (7110, 25514), (12757, 14220)]