81055530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1$

素因数の和:392

約数の個数: 96

約数和(自身を含む): 219490128

約数和(自身を除く): 138434598

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 101, 111, 185, 202, 222, 241, 303, 333, 370, 482, 505, 555, 606, 666, 723, 909, 1010, 1110, 1205, 1446, 1515, 1665, 1818, 2169, 2410, 3030, 3330, 3615, 3737, 4338, 4545, 7230, 7474, 8917, 9090, 10845, 11211, 17834, 18685, 21690, 22422, 24341, 26751, 33633, 37370, 44585, 48682, 53502, 56055, 67266, 73023, 80253, 89170, 112110, 121705, 133755, 146046, 160506, 168165, 219069, 243410, 267510, 336330, 365115, 401265, 438138, 730230, 802530, 900617, 1095345, 1801234, 2190690, 2701851, 4503085, 5403702, 8105553, 9006170, 13509255, 16211106, 27018510, 40527765, 81055530]

約数ペア:

[(1, 81055530), (2, 40527765), (3, 27018510), (5, 16211106), (6, 13509255), (9, 9006170), (10, 8105553), (15, 5403702), (18, 4503085), (30, 2701851), (37, 2190690), (45, 1801234), (74, 1095345), (90, 900617), (101, 802530), (111, 730230), (185, 438138), (202, 401265), (222, 365115), (241, 336330), (303, 267510), (333, 243410), (370, 219069), (482, 168165), (505, 160506), (555, 146046), (606, 133755), (666, 121705), (723, 112110), (909, 89170), (1010, 80253), (1110, 73023), (1205, 67266), (1446, 56055), (1515, 53502), (1665, 48682), (1818, 44585), (2169, 37370), (2410, 33633), (3030, 26751), (3330, 24341), (3615, 22422), (3737, 21690), (4338, 18685), (4545, 17834), (7230, 11211), (7474, 10845), (8917, 9090)]