65770020

素因数分解:

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

素因数の和:19265

約数の個数: 72

約数和(自身を含む): 210013440

約数和(自身を除く): 144243420

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, 19231, 38462, 57693, 76924, 96155, 115386, 173079, 192310, 230772, 288465, 346158, 365389, 384620, 576930, 692316, 730778, 865395, 1096167, 1153860, 1461556, 1730790, 1826945, 2192334, 3288501, 3461580, 3653890, 4384668, 5480835, 6577002, 7307780, 10961670, 13154004, 16442505, 21923340, 32885010, 65770020]

約数ペア:

[(1, 65770020), (2, 32885010), (3, 21923340), (4, 16442505), (5, 13154004), (6, 10961670), (9, 7307780), (10, 6577002), (12, 5480835), (15, 4384668), (18, 3653890), (19, 3461580), (20, 3288501), (30, 2192334), (36, 1826945), (38, 1730790), (45, 1461556), (57, 1153860), (60, 1096167), (76, 865395), (90, 730778), (95, 692316), (114, 576930), (171, 384620), (180, 365389), (190, 346158), (228, 288465), (285, 230772), (342, 192310), (380, 173079), (570, 115386), (684, 96155), (855, 76924), (1140, 57693), (1710, 38462), (3420, 19231)]