68180490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{108223}}^1$

素因数の和:108243

約数の個数: 48

約数和(自身を含む): 202595328

約数和(自身を除く): 134414838

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 108223, 216446, 324669, 541115, 649338, 757561, 974007, 1082230, 1515122, 1623345, 1948014, 2272683, 3246690, 3787805, 4545366, 4870035, 6818049, 7575610, 9740070, 11363415, 13636098, 22726830, 34090245, 68180490]

約数ペア:

[(1, 68180490), (2, 34090245), (3, 22726830), (5, 13636098), (6, 11363415), (7, 9740070), (9, 7575610), (10, 6818049), (14, 4870035), (15, 4545366), (18, 3787805), (21, 3246690), (30, 2272683), (35, 1948014), (42, 1623345), (45, 1515122), (63, 1082230), (70, 974007), (90, 757561), (105, 649338), (126, 541115), (210, 324669), (315, 216446), (630, 108223)]