120340920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{143263}}^1$

素因数の和:143284

約数の個数: 64

約数和(自身を含む): 412600320

約数和(自身を除く): 292259400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 143263, 286526, 429789, 573052, 716315, 859578, 1002841, 1146104, 1432630, 1719156, 2005682, 2148945, 2865260, 3008523, 3438312, 4011364, 4297890, 5014205, 5730520, 6017046, 8022728, 8595780, 10028410, 12034092, 15042615, 17191560, 20056820, 24068184, 30085230, 40113640, 60170460, 120340920]

約数ペア:

[(1, 120340920), (2, 60170460), (3, 40113640), (4, 30085230), (5, 24068184), (6, 20056820), (7, 17191560), (8, 15042615), (10, 12034092), (12, 10028410), (14, 8595780), (15, 8022728), (20, 6017046), (21, 5730520), (24, 5014205), (28, 4297890), (30, 4011364), (35, 3438312), (40, 3008523), (42, 2865260), (56, 2148945), (60, 2005682), (70, 1719156), (84, 1432630), (105, 1146104), (120, 1002841), (140, 859578), (168, 716315), (210, 573052), (280, 429789), (420, 286526), (840, 143263)]