49861620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{631}}^1$

素因数の和:1085

約数の個数: 72

約数和(自身を含む): 151831680

約数和(自身を除く): 101970060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 439, 631, 878, 1262, 1317, 1756, 1893, 2195, 2524, 2634, 3155, 3786, 3951, 4390, 5268, 5679, 6310, 6585, 7572, 7902, 8780, 9465, 11358, 12620, 13170, 15804, 18930, 19755, 22716, 26340, 28395, 37860, 39510, 56790, 79020, 113580, 277009, 554018, 831027, 1108036, 1385045, 1662054, 2493081, 2770090, 3324108, 4155135, 4986162, 5540180, 8310270, 9972324, 12465405, 16620540, 24930810, 49861620]

約数ペア:

[(1, 49861620), (2, 24930810), (3, 16620540), (4, 12465405), (5, 9972324), (6, 8310270), (9, 5540180), (10, 4986162), (12, 4155135), (15, 3324108), (18, 2770090), (20, 2493081), (30, 1662054), (36, 1385045), (45, 1108036), (60, 831027), (90, 554018), (180, 277009), (439, 113580), (631, 79020), (878, 56790), (1262, 39510), (1317, 37860), (1756, 28395), (1893, 26340), (2195, 22716), (2524, 19755), (2634, 18930), (3155, 15804), (3786, 13170), (3951, 12620), (4390, 11358), (5268, 9465), (5679, 8780), (6310, 7902), (6585, 7572)]