238719390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{87443}}^1$

素因数の和:87473

約数の個数: 64

約数和(自身を含む): 705148416

約数和(自身を除く): 466429026

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 87443, 174886, 262329, 437215, 524658, 612101, 874430, 1136759, 1224202, 1311645, 1836303, 2273518, 2623290, 3060505, 3410277, 3672606, 5683795, 6121010, 6820554, 7957313, 9181515, 11367590, 15914626, 17051385, 18363030, 23871939, 34102770, 39786565, 47743878, 79573130, 119359695, 238719390]

約数ペア:

[(1, 238719390), (2, 119359695), (3, 79573130), (5, 47743878), (6, 39786565), (7, 34102770), (10, 23871939), (13, 18363030), (14, 17051385), (15, 15914626), (21, 11367590), (26, 9181515), (30, 7957313), (35, 6820554), (39, 6121010), (42, 5683795), (65, 3672606), (70, 3410277), (78, 3060505), (91, 2623290), (105, 2273518), (130, 1836303), (182, 1311645), (195, 1224202), (210, 1136759), (273, 874430), (390, 612101), (455, 524658), (546, 437215), (910, 262329), (1365, 174886), (2730, 87443)]