291567420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{877}}^1\times {\mathrm{1847}}^1$

素因数の和:2739

約数の個数: 72

約数和(自身を含む): 885909024

約数和(自身を除く): 594341604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 877, 1754, 1847, 2631, 3508, 3694, 4385, 5262, 5541, 7388, 7893, 8770, 9235, 10524, 11082, 13155, 15786, 16623, 17540, 18470, 22164, 26310, 27705, 31572, 33246, 36940, 39465, 52620, 55410, 66492, 78930, 83115, 110820, 157860, 166230, 332460, 1619819, 3239638, 4859457, 6479276, 8099095, 9718914, 14578371, 16198190, 19437828, 24297285, 29156742, 32396380, 48594570, 58313484, 72891855, 97189140, 145783710, 291567420]

約数ペア:

[(1, 291567420), (2, 145783710), (3, 97189140), (4, 72891855), (5, 58313484), (6, 48594570), (9, 32396380), (10, 29156742), (12, 24297285), (15, 19437828), (18, 16198190), (20, 14578371), (30, 9718914), (36, 8099095), (45, 6479276), (60, 4859457), (90, 3239638), (180, 1619819), (877, 332460), (1754, 166230), (1847, 157860), (2631, 110820), (3508, 83115), (3694, 78930), (4385, 66492), (5262, 55410), (5541, 52620), (7388, 39465), (7893, 36940), (8770, 33246), (9235, 31572), (10524, 27705), (11082, 26310), (13155, 22164), (15786, 18470), (16623, 17540)]