61820520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1901}}^1$

素因数の和:2186

約数の個数: 64

約数和(自身を含む): 186243840

約数和(自身を除く): 124423320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 271, 542, 813, 1084, 1355, 1626, 1901, 2168, 2710, 3252, 3802, 4065, 5420, 5703, 6504, 7604, 8130, 9505, 10840, 11406, 15208, 16260, 19010, 22812, 28515, 32520, 38020, 45624, 57030, 76040, 114060, 228120, 515171, 1030342, 1545513, 2060684, 2575855, 3091026, 4121368, 5151710, 6182052, 7727565, 10303420, 12364104, 15455130, 20606840, 30910260, 61820520]

約数ペア:

[(1, 61820520), (2, 30910260), (3, 20606840), (4, 15455130), (5, 12364104), (6, 10303420), (8, 7727565), (10, 6182052), (12, 5151710), (15, 4121368), (20, 3091026), (24, 2575855), (30, 2060684), (40, 1545513), (60, 1030342), (120, 515171), (271, 228120), (542, 114060), (813, 76040), (1084, 57030), (1355, 45624), (1626, 38020), (1901, 32520), (2168, 28515), (2710, 22812), (3252, 19010), (3802, 16260), (4065, 15208), (5420, 11406), (5703, 10840), (6504, 9505), (7604, 8130)]