18259950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:226

約数の個数: 96

約数和(自身を含む): 49104000

約数和(自身を除く): 30844050

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 43, 50, 57, 75, 86, 95, 114, 129, 149, 150, 190, 215, 258, 285, 298, 430, 447, 475, 570, 645, 745, 817, 894, 950, 1075, 1290, 1425, 1490, 1634, 2150, 2235, 2451, 2831, 2850, 3225, 3725, 4085, 4470, 4902, 5662, 6407, 6450, 7450, 8170, 8493, 11175, 12255, 12814, 14155, 16986, 19221, 20425, 22350, 24510, 28310, 32035, 38442, 40850, 42465, 61275, 64070, 70775, 84930, 96105, 121733, 122550, 141550, 160175, 192210, 212325, 243466, 320350, 365199, 424650, 480525, 608665, 730398, 961050, 1217330, 1825995, 3043325, 3651990, 6086650, 9129975, 18259950]

約数ペア:

[(1, 18259950), (2, 9129975), (3, 6086650), (5, 3651990), (6, 3043325), (10, 1825995), (15, 1217330), (19, 961050), (25, 730398), (30, 608665), (38, 480525), (43, 424650), (50, 365199), (57, 320350), (75, 243466), (86, 212325), (95, 192210), (114, 160175), (129, 141550), (149, 122550), (150, 121733), (190, 96105), (215, 84930), (258, 70775), (285, 64070), (298, 61275), (430, 42465), (447, 40850), (475, 38442), (570, 32035), (645, 28310), (745, 24510), (817, 22350), (894, 20425), (950, 19221), (1075, 16986), (1290, 14155), (1425, 12814), (1490, 12255), (1634, 11175), (2150, 8493), (2235, 8170), (2451, 7450), (2831, 6450), (2850, 6407), (3225, 5662), (3725, 4902), (4085, 4470)]