68261580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{601}}^1\times {\mathrm{631}}^1$

素因数の和:1247

約数の個数: 72

約数和(自身を含む): 207733344

約数和(自身を除く): 139471764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 601, 631, 1202, 1262, 1803, 1893, 2404, 2524, 3005, 3155, 3606, 3786, 5409, 5679, 6010, 6310, 7212, 7572, 9015, 9465, 10818, 11358, 12020, 12620, 18030, 18930, 21636, 22716, 27045, 28395, 36060, 37860, 54090, 56790, 108180, 113580, 379231, 758462, 1137693, 1516924, 1896155, 2275386, 3413079, 3792310, 4550772, 5688465, 6826158, 7584620, 11376930, 13652316, 17065395, 22753860, 34130790, 68261580]

約数ペア:

[(1, 68261580), (2, 34130790), (3, 22753860), (4, 17065395), (5, 13652316), (6, 11376930), (9, 7584620), (10, 6826158), (12, 5688465), (15, 4550772), (18, 3792310), (20, 3413079), (30, 2275386), (36, 1896155), (45, 1516924), (60, 1137693), (90, 758462), (180, 379231), (601, 113580), (631, 108180), (1202, 56790), (1262, 54090), (1803, 37860), (1893, 36060), (2404, 28395), (2524, 27045), (3005, 22716), (3155, 21636), (3606, 18930), (3786, 18030), (5409, 12620), (5679, 12020), (6010, 11358), (6310, 10818), (7212, 9465), (7572, 9015)]