213127560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31159}}^1$

素因数の和:31195

約数の個数: 96

約数和(自身を含む): 729144000

約数和(自身を除く): 516016440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 31159, 62318, 93477, 124636, 155795, 186954, 249272, 280431, 311590, 373908, 467385, 560862, 592021, 623180, 747816, 934770, 1121724, 1184042, 1246360, 1402155, 1776063, 1869540, 2243448, 2368084, 2804310, 2960105, 3552126, 3739080, 4736168, 5328189, 5608620, 5920210, 7104252, 8880315, 10656378, 11217240, 11840420, 14208504, 17760630, 21312756, 23680840, 26640945, 35521260, 42625512, 53281890, 71042520, 106563780, 213127560]

約数ペア:

[(1, 213127560), (2, 106563780), (3, 71042520), (4, 53281890), (5, 42625512), (6, 35521260), (8, 26640945), (9, 23680840), (10, 21312756), (12, 17760630), (15, 14208504), (18, 11840420), (19, 11217240), (20, 10656378), (24, 8880315), (30, 7104252), (36, 5920210), (38, 5608620), (40, 5328189), (45, 4736168), (57, 3739080), (60, 3552126), (72, 2960105), (76, 2804310), (90, 2368084), (95, 2243448), (114, 1869540), (120, 1776063), (152, 1402155), (171, 1246360), (180, 1184042), (190, 1121724), (228, 934770), (285, 747816), (342, 623180), (360, 592021), (380, 560862), (456, 467385), (570, 373908), (684, 311590), (760, 280431), (855, 249272), (1140, 186954), (1368, 155795), (1710, 124636), (2280, 93477), (3420, 62318), (6840, 31159)]