138621060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{509}}^1$

素因数の和:630

約数の個数: 144

約数和(自身を含む): 451105200

約数和(自身を除く): 312484140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 89, 90, 102, 153, 170, 178, 180, 204, 255, 267, 306, 340, 356, 445, 509, 510, 534, 612, 765, 801, 890, 1018, 1020, 1068, 1335, 1513, 1527, 1530, 1602, 1780, 2036, 2545, 2670, 3026, 3054, 3060, 3204, 4005, 4539, 4581, 5090, 5340, 6052, 6108, 7565, 7635, 8010, 8653, 9078, 9162, 10180, 13617, 15130, 15270, 16020, 17306, 18156, 18324, 22695, 22905, 25959, 27234, 30260, 30540, 34612, 43265, 45301, 45390, 45810, 51918, 54468, 68085, 77877, 86530, 90602, 90780, 91620, 103836, 129795, 135903, 136170, 155754, 173060, 181204, 226505, 259590, 271806, 272340, 311508, 389385, 407709, 453010, 519180, 543612, 679515, 770117, 778770, 815418, 906020, 1359030, 1540234, 1557540, 1630836, 2038545, 2310351, 2718060, 3080468, 3850585, 4077090, 4620702, 6931053, 7701170, 8154180, 9241404, 11551755, 13862106, 15402340, 23103510, 27724212, 34655265, 46207020, 69310530, 138621060]

約数ペア:

[(1, 138621060), (2, 69310530), (3, 46207020), (4, 34655265), (5, 27724212), (6, 23103510), (9, 15402340), (10, 13862106), (12, 11551755), (15, 9241404), (17, 8154180), (18, 7701170), (20, 6931053), (30, 4620702), (34, 4077090), (36, 3850585), (45, 3080468), (51, 2718060), (60, 2310351), (68, 2038545), (85, 1630836), (89, 1557540), (90, 1540234), (102, 1359030), (153, 906020), (170, 815418), (178, 778770), (180, 770117), (204, 679515), (255, 543612), (267, 519180), (306, 453010), (340, 407709), (356, 389385), (445, 311508), (509, 272340), (510, 271806), (534, 259590), (612, 226505), (765, 181204), (801, 173060), (890, 155754), (1018, 136170), (1020, 135903), (1068, 129795), (1335, 103836), (1513, 91620), (1527, 90780), (1530, 90602), (1602, 86530), (1780, 77877), (2036, 68085), (2545, 54468), (2670, 51918), (3026, 45810), (3054, 45390), (3060, 45301), (3204, 43265), (4005, 34612), (4539, 30540), (4581, 30260), (5090, 27234), (5340, 25959), (6052, 22905), (6108, 22695), (7565, 18324), (7635, 18156), (8010, 17306), (8653, 16020), (9078, 15270), (9162, 15130), (10180, 13617)]