7388910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:210

約数の個数: 96

約数和(自身を含む): 21060000

約数和(自身を除く): 13671090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 29, 30, 38, 45, 57, 58, 87, 90, 95, 114, 145, 149, 171, 174, 190, 261, 285, 290, 298, 342, 435, 447, 522, 551, 570, 745, 855, 870, 894, 1102, 1305, 1341, 1490, 1653, 1710, 2235, 2610, 2682, 2755, 2831, 3306, 4321, 4470, 4959, 5510, 5662, 6705, 8265, 8493, 8642, 9918, 12963, 13410, 14155, 16530, 16986, 21605, 24795, 25479, 25926, 28310, 38889, 42465, 43210, 49590, 50958, 64815, 77778, 82099, 84930, 127395, 129630, 164198, 194445, 246297, 254790, 388890, 410495, 492594, 738891, 820990, 1231485, 1477782, 2462970, 3694455, 7388910]

約数ペア:

[(1, 7388910), (2, 3694455), (3, 2462970), (5, 1477782), (6, 1231485), (9, 820990), (10, 738891), (15, 492594), (18, 410495), (19, 388890), (29, 254790), (30, 246297), (38, 194445), (45, 164198), (57, 129630), (58, 127395), (87, 84930), (90, 82099), (95, 77778), (114, 64815), (145, 50958), (149, 49590), (171, 43210), (174, 42465), (190, 38889), (261, 28310), (285, 25926), (290, 25479), (298, 24795), (342, 21605), (435, 16986), (447, 16530), (522, 14155), (551, 13410), (570, 12963), (745, 9918), (855, 8642), (870, 8493), (894, 8265), (1102, 6705), (1305, 5662), (1341, 5510), (1490, 4959), (1653, 4470), (1710, 4321), (2235, 3306), (2610, 2831), (2682, 2755)]