291244128140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{206033}}^1$

素因数の和:206511

約数の個数: 96

約数和(自身を含む): 731041597440

約数和(自身を除く): 439797469300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 439, 460, 644, 805, 878, 1610, 1756, 2195, 3073, 3220, 4390, 6146, 8780, 10097, 12292, 15365, 20194, 30730, 40388, 50485, 61460, 70679, 100970, 141358, 201940, 206033, 282716, 353395, 412066, 706790, 824132, 1030165, 1413580, 1442231, 2060330, 2884462, 4120660, 4738759, 5768924, 7211155, 9477518, 14422310, 18955036, 23693795, 28844620, 33171313, 47387590, 66342626, 90448487, 94775180, 132685252, 165856565, 180896974, 331713130, 361793948, 452242435, 633139409, 663426260, 904484870, 1266278818, 1808969740, 2080315201, 2532557636, 3165697045, 4160630402, 6331394090, 8321260804, 10401576005, 12662788180, 14562206407, 20803152010, 29124412814, 41606304020, 58248825628, 72811032035, 145622064070, 291244128140]

約数ペア:

[(1, 291244128140), (2, 145622064070), (4, 72811032035), (5, 58248825628), (7, 41606304020), (10, 29124412814), (14, 20803152010), (20, 14562206407), (23, 12662788180), (28, 10401576005), (35, 8321260804), (46, 6331394090), (70, 4160630402), (92, 3165697045), (115, 2532557636), (140, 2080315201), (161, 1808969740), (230, 1266278818), (322, 904484870), (439, 663426260), (460, 633139409), (644, 452242435), (805, 361793948), (878, 331713130), (1610, 180896974), (1756, 165856565), (2195, 132685252), (3073, 94775180), (3220, 90448487), (4390, 66342626), (6146, 47387590), (8780, 33171313), (10097, 28844620), (12292, 23693795), (15365, 18955036), (20194, 14422310), (30730, 9477518), (40388, 7211155), (50485, 5768924), (61460, 4738759), (70679, 4120660), (100970, 2884462), (141358, 2060330), (201940, 1442231), (206033, 1413580), (282716, 1030165), (353395, 824132), (412066, 706790)]