1440883920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{857669}}^1$

素因数の和:857692

約数の個数: 80

約数和(自身を含む): 5104851840

約数和(自身を除く): 3663967920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 857669, 1715338, 2573007, 3430676, 4288345, 5146014, 6003683, 6861352, 8576690, 10292028, 12007366, 12865035, 13722704, 17153380, 18011049, 20584056, 24014732, 25730070, 30018415, 34306760, 36022098, 41168112, 48029464, 51460140, 60036830, 68613520, 72044196, 90055245, 96058928, 102920280, 120073660, 144088392, 180110490, 205840560, 240147320, 288176784, 360220980, 480294640, 720441960, 1440883920]

約数ペア:

[(1, 1440883920), (2, 720441960), (3, 480294640), (4, 360220980), (5, 288176784), (6, 240147320), (7, 205840560), (8, 180110490), (10, 144088392), (12, 120073660), (14, 102920280), (15, 96058928), (16, 90055245), (20, 72044196), (21, 68613520), (24, 60036830), (28, 51460140), (30, 48029464), (35, 41168112), (40, 36022098), (42, 34306760), (48, 30018415), (56, 25730070), (60, 24014732), (70, 20584056), (80, 18011049), (84, 17153380), (105, 13722704), (112, 12865035), (120, 12007366), (140, 10292028), (168, 8576690), (210, 6861352), (240, 6003683), (280, 5146014), (336, 4288345), (420, 3430676), (560, 2573007), (840, 1715338), (1680, 857669)]