131540040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19231}}^1$

素因数の和:19267

約数の個数: 96

約数和(自身を含む): 450028800

約数和(自身を除く): 318488760

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, 19231, 38462, 57693, 76924, 96155, 115386, 153848, 173079, 192310, 230772, 288465, 346158, 365389, 384620, 461544, 576930, 692316, 730778, 769240, 865395, 1096167, 1153860, 1384632, 1461556, 1730790, 1826945, 2192334, 2307720, 2923112, 3288501, 3461580, 3653890, 4384668, 5480835, 6577002, 6923160, 7307780, 8769336, 10961670, 13154004, 14615560, 16442505, 21923340, 26308008, 32885010, 43846680, 65770020, 131540040]

約数ペア:

[(1, 131540040), (2, 65770020), (3, 43846680), (4, 32885010), (5, 26308008), (6, 21923340), (8, 16442505), (9, 14615560), (10, 13154004), (12, 10961670), (15, 8769336), (18, 7307780), (19, 6923160), (20, 6577002), (24, 5480835), (30, 4384668), (36, 3653890), (38, 3461580), (40, 3288501), (45, 2923112), (57, 2307720), (60, 2192334), (72, 1826945), (76, 1730790), (90, 1461556), (95, 1384632), (114, 1153860), (120, 1096167), (152, 865395), (171, 769240), (180, 730778), (190, 692316), (228, 576930), (285, 461544), (342, 384620), (360, 365389), (380, 346158), (456, 288465), (570, 230772), (684, 192310), (760, 173079), (855, 153848), (1140, 115386), (1368, 96155), (1710, 76924), (2280, 57693), (3420, 38462), (6840, 19231)]