143014540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:379

約数の個数: 72

約数和(自身を含む): 323381520

約数和(自身を除く): 180366980

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 109, 170, 218, 227, 289, 340, 436, 454, 545, 578, 908, 1090, 1135, 1156, 1445, 1853, 2180, 2270, 2890, 3706, 3859, 4540, 5780, 7412, 7718, 9265, 15436, 18530, 19295, 24743, 31501, 37060, 38590, 49486, 63002, 65603, 77180, 98972, 123715, 126004, 131206, 157505, 247430, 262412, 315010, 328015, 420631, 494860, 630020, 656030, 841262, 1312060, 1682524, 2103155, 4206310, 7150727, 8412620, 14301454, 28602908, 35753635, 71507270, 143014540]

約数ペア:

[(1, 143014540), (2, 71507270), (4, 35753635), (5, 28602908), (10, 14301454), (17, 8412620), (20, 7150727), (34, 4206310), (68, 2103155), (85, 1682524), (109, 1312060), (170, 841262), (218, 656030), (227, 630020), (289, 494860), (340, 420631), (436, 328015), (454, 315010), (545, 262412), (578, 247430), (908, 157505), (1090, 131206), (1135, 126004), (1156, 123715), (1445, 98972), (1853, 77180), (2180, 65603), (2270, 63002), (2890, 49486), (3706, 38590), (3859, 37060), (4540, 31501), (5780, 24743), (7412, 19295), (7718, 18530), (9265, 15436)]