140956830

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{31963}}^1$

素因数の和:31990

約数の個数: 72

約数和(自身を含む): 426335832

約数和(自身を除く): 285379002

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 31963, 63926, 95889, 159815, 191778, 223741, 287667, 319630, 447482, 479445, 575334, 671223, 958890, 1118705, 1342446, 1438335, 1566187, 2013669, 2237410, 2876670, 3132374, 3356115, 4027338, 4698561, 6712230, 7830935, 9397122, 10068345, 14095683, 15661870, 20136690, 23492805, 28191366, 46985610, 70478415, 140956830]

約数ペア:

[(1, 140956830), (2, 70478415), (3, 46985610), (5, 28191366), (6, 23492805), (7, 20136690), (9, 15661870), (10, 14095683), (14, 10068345), (15, 9397122), (18, 7830935), (21, 6712230), (30, 4698561), (35, 4027338), (42, 3356115), (45, 3132374), (49, 2876670), (63, 2237410), (70, 2013669), (90, 1566187), (98, 1438335), (105, 1342446), (126, 1118705), (147, 958890), (210, 671223), (245, 575334), (294, 479445), (315, 447482), (441, 319630), (490, 287667), (630, 223741), (735, 191778), (882, 159815), (1470, 95889), (2205, 63926), (4410, 31963)]