15378090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 46835712

約数和(自身を除く): 31457622

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 43, 65, 70, 78, 86, 91, 105, 129, 130, 131, 182, 195, 210, 215, 258, 262, 273, 301, 390, 393, 430, 455, 546, 559, 602, 645, 655, 786, 903, 910, 917, 1118, 1290, 1310, 1365, 1505, 1677, 1703, 1806, 1834, 1965, 2730, 2751, 2795, 3010, 3354, 3406, 3913, 3930, 4515, 4585, 5109, 5502, 5590, 5633, 7826, 8385, 8515, 9030, 9170, 10218, 11266, 11739, 11921, 13755, 16770, 16899, 17030, 19565, 23478, 23842, 25545, 27510, 28165, 33798, 35763, 39130, 39431, 51090, 56330, 58695, 59605, 71526, 73229, 78862, 84495, 117390, 118293, 119210, 146458, 168990, 178815, 197155, 219687, 236586, 357630, 366145, 394310, 439374, 512603, 591465, 732290, 1025206, 1098435, 1182930, 1537809, 2196870, 2563015, 3075618, 5126030, 7689045, 15378090]

約数ペア:

[(1, 15378090), (2, 7689045), (3, 5126030), (5, 3075618), (6, 2563015), (7, 2196870), (10, 1537809), (13, 1182930), (14, 1098435), (15, 1025206), (21, 732290), (26, 591465), (30, 512603), (35, 439374), (39, 394310), (42, 366145), (43, 357630), (65, 236586), (70, 219687), (78, 197155), (86, 178815), (91, 168990), (105, 146458), (129, 119210), (130, 118293), (131, 117390), (182, 84495), (195, 78862), (210, 73229), (215, 71526), (258, 59605), (262, 58695), (273, 56330), (301, 51090), (390, 39431), (393, 39130), (430, 35763), (455, 33798), (546, 28165), (559, 27510), (602, 25545), (645, 23842), (655, 23478), (786, 19565), (903, 17030), (910, 16899), (917, 16770), (1118, 13755), (1290, 11921), (1310, 11739), (1365, 11266), (1505, 10218), (1677, 9170), (1703, 9030), (1806, 8515), (1834, 8385), (1965, 7826), (2730, 5633), (2751, 5590), (2795, 5502), (3010, 5109), (3354, 4585), (3406, 4515), (3913, 3930)]