1800410580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{50773}}^1$

素因数の和:50985

約数の個数: 72

約数和(自身を含む): 5489075592

約数和(自身を除く): 3688665012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1773, 1970, 2364, 2955, 3546, 3940, 5910, 7092, 8865, 11820, 17730, 35460, 50773, 101546, 152319, 203092, 253865, 304638, 456957, 507730, 609276, 761595, 913914, 1015460, 1523190, 1827828, 2284785, 3046380, 4569570, 9139140, 10002281, 20004562, 30006843, 40009124, 50011405, 60013686, 90020529, 100022810, 120027372, 150034215, 180041058, 200045620, 300068430, 360082116, 450102645, 600136860, 900205290, 1800410580]

約数ペア:

[(1, 1800410580), (2, 900205290), (3, 600136860), (4, 450102645), (5, 360082116), (6, 300068430), (9, 200045620), (10, 180041058), (12, 150034215), (15, 120027372), (18, 100022810), (20, 90020529), (30, 60013686), (36, 50011405), (45, 40009124), (60, 30006843), (90, 20004562), (180, 10002281), (197, 9139140), (394, 4569570), (591, 3046380), (788, 2284785), (985, 1827828), (1182, 1523190), (1773, 1015460), (1970, 913914), (2364, 761595), (2955, 609276), (3546, 507730), (3940, 456957), (5910, 304638), (7092, 253865), (8865, 203092), (11820, 152319), (17730, 101546), (35460, 50773)]