123791280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{30341}}^1$

素因数の和:30374

約数の個数: 80

約数和(自身を含む): 406340064

約数和(自身を除く): 282548784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 30341, 60682, 91023, 121364, 151705, 182046, 242728, 303410, 364092, 455115, 485456, 515797, 606820, 728184, 910230, 1031594, 1213640, 1456368, 1547391, 1820460, 2063188, 2427280, 2578985, 3094782, 3640920, 4126376, 5157970, 6189564, 7281840, 7736955, 8252752, 10315940, 12379128, 15473910, 20631880, 24758256, 30947820, 41263760, 61895640, 123791280]

約数ペア:

[(1, 123791280), (2, 61895640), (3, 41263760), (4, 30947820), (5, 24758256), (6, 20631880), (8, 15473910), (10, 12379128), (12, 10315940), (15, 8252752), (16, 7736955), (17, 7281840), (20, 6189564), (24, 5157970), (30, 4126376), (34, 3640920), (40, 3094782), (48, 2578985), (51, 2427280), (60, 2063188), (68, 1820460), (80, 1547391), (85, 1456368), (102, 1213640), (120, 1031594), (136, 910230), (170, 728184), (204, 606820), (240, 515797), (255, 485456), (272, 455115), (340, 364092), (408, 303410), (510, 242728), (680, 182046), (816, 151705), (1020, 121364), (1360, 91023), (2040, 60682), (4080, 30341)]