2016180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:525

約数の個数: 72

約数和(自身を含む): 6394752

約数和(自身を除く): 4378572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 487, 690, 828, 974, 1035, 1380, 1461, 1948, 2070, 2435, 2922, 4140, 4383, 4870, 5844, 7305, 8766, 9740, 11201, 14610, 17532, 21915, 22402, 29220, 33603, 43830, 44804, 56005, 67206, 87660, 100809, 112010, 134412, 168015, 201618, 224020, 336030, 403236, 504045, 672060, 1008090, 2016180]

約数ペア:

[(1, 2016180), (2, 1008090), (3, 672060), (4, 504045), (5, 403236), (6, 336030), (9, 224020), (10, 201618), (12, 168015), (15, 134412), (18, 112010), (20, 100809), (23, 87660), (30, 67206), (36, 56005), (45, 44804), (46, 43830), (60, 33603), (69, 29220), (90, 22402), (92, 21915), (115, 17532), (138, 14610), (180, 11201), (207, 9740), (230, 8766), (276, 7305), (345, 5844), (414, 4870), (460, 4383), (487, 4140), (690, 2922), (828, 2435), (974, 2070), (1035, 1948), (1380, 1461)]