61973820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18121}}^1$

素因数の和:18155

約数の個数: 72

約数和(自身を含む): 197892240

約数和(自身を除く): 135918420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 18121, 36242, 54363, 72484, 90605, 108726, 163089, 181210, 217452, 271815, 326178, 344299, 362420, 543630, 652356, 688598, 815445, 1032897, 1087260, 1377196, 1630890, 1721495, 2065794, 3098691, 3261780, 3442990, 4131588, 5164485, 6197382, 6885980, 10328970, 12394764, 15493455, 20657940, 30986910, 61973820]

約数ペア:

[(1, 61973820), (2, 30986910), (3, 20657940), (4, 15493455), (5, 12394764), (6, 10328970), (9, 6885980), (10, 6197382), (12, 5164485), (15, 4131588), (18, 3442990), (19, 3261780), (20, 3098691), (30, 2065794), (36, 1721495), (38, 1630890), (45, 1377196), (57, 1087260), (60, 1032897), (76, 815445), (90, 688598), (95, 652356), (114, 543630), (171, 362420), (180, 344299), (190, 326178), (228, 271815), (285, 217452), (342, 181210), (380, 163089), (570, 108726), (684, 90605), (855, 72484), (1140, 54363), (1710, 36242), (3420, 18121)]