120520680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{143477}}^1$

素因数の和:143498

約数の個数: 64

約数和(自身を含む): 413216640

約数和(自身を除く): 292695960

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, 143477, 286954, 430431, 573908, 717385, 860862, 1004339, 1147816, 1434770, 1721724, 2008678, 2152155, 2869540, 3013017, 3443448, 4017356, 4304310, 5021695, 5739080, 6026034, 8034712, 8608620, 10043390, 12052068, 15065085, 17217240, 20086780, 24104136, 30130170, 40173560, 60260340, 120520680]

約数ペア:

[(1, 120520680), (2, 60260340), (3, 40173560), (4, 30130170), (5, 24104136), (6, 20086780), (7, 17217240), (8, 15065085), (10, 12052068), (12, 10043390), (14, 8608620), (15, 8034712), (20, 6026034), (21, 5739080), (24, 5021695), (28, 4304310), (30, 4017356), (35, 3443448), (40, 3013017), (42, 2869540), (56, 2152155), (60, 2008678), (70, 1721724), (84, 1434770), (105, 1147816), (120, 1004339), (140, 860862), (168, 717385), (210, 573908), (280, 430431), (420, 286954), (840, 143477)]