65393820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19121}}^1$

素因数の和:19155

約数の個数: 72

約数和(自身を含む): 208812240

約数和(自身を除く): 143418420

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, 19121, 38242, 57363, 76484, 95605, 114726, 172089, 191210, 229452, 286815, 344178, 363299, 382420, 573630, 688356, 726598, 860445, 1089897, 1147260, 1453196, 1720890, 1816495, 2179794, 3269691, 3441780, 3632990, 4359588, 5449485, 6539382, 7265980, 10898970, 13078764, 16348455, 21797940, 32696910, 65393820]

約数ペア:

[(1, 65393820), (2, 32696910), (3, 21797940), (4, 16348455), (5, 13078764), (6, 10898970), (9, 7265980), (10, 6539382), (12, 5449485), (15, 4359588), (18, 3632990), (19, 3441780), (20, 3269691), (30, 2179794), (36, 1816495), (38, 1720890), (45, 1453196), (57, 1147260), (60, 1089897), (76, 860445), (90, 726598), (95, 688356), (114, 573630), (171, 382420), (180, 363299), (190, 344178), (228, 286815), (285, 229452), (342, 191210), (380, 172089), (570, 114726), (684, 95605), (855, 76484), (1140, 57363), (1710, 38242), (3420, 19121)]