1440292140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1143089}}^1$

素因数の和:1143111

約数の個数: 72

約数和(自身を含む): 4993017120

約数和(自身を除く): 3552724980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 1143089, 2286178, 3429267, 4572356, 5715445, 6858534, 8001623, 10287801, 11430890, 13717068, 16003246, 17146335, 20575602, 22861780, 24004869, 32006492, 34292670, 40008115, 41151204, 48009738, 51439005, 68585340, 72014607, 80016230, 96019476, 102878010, 120024345, 144029214, 160032460, 205756020, 240048690, 288058428, 360073035, 480097380, 720146070, 1440292140]

約数ペア:

[(1, 1440292140), (2, 720146070), (3, 480097380), (4, 360073035), (5, 288058428), (6, 240048690), (7, 205756020), (9, 160032460), (10, 144029214), (12, 120024345), (14, 102878010), (15, 96019476), (18, 80016230), (20, 72014607), (21, 68585340), (28, 51439005), (30, 48009738), (35, 41151204), (36, 40008115), (42, 34292670), (45, 32006492), (60, 24004869), (63, 22861780), (70, 20575602), (84, 17146335), (90, 16003246), (105, 13717068), (126, 11430890), (140, 10287801), (180, 8001623), (210, 6858534), (252, 5715445), (315, 4572356), (420, 3429267), (630, 2286178), (1260, 1143089)]