80970180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{22123}}^1$

素因数の和:22196

約数の個数: 48

約数和(自身を含む): 230443584

約数和(自身を除く): 149473404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 22123, 44246, 66369, 88492, 110615, 132738, 221230, 265476, 331845, 442460, 663690, 1327380, 1349503, 2699006, 4048509, 5398012, 6747515, 8097018, 13495030, 16194036, 20242545, 26990060, 40485090, 80970180]

約数ペア:

[(1, 80970180), (2, 40485090), (3, 26990060), (4, 20242545), (5, 16194036), (6, 13495030), (10, 8097018), (12, 6747515), (15, 5398012), (20, 4048509), (30, 2699006), (60, 1349503), (61, 1327380), (122, 663690), (183, 442460), (244, 331845), (305, 265476), (366, 221230), (610, 132738), (732, 110615), (915, 88492), (1220, 66369), (1830, 44246), (3660, 22123)]