199412460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2749}}^1$

素因数の和:2808

約数の個数: 144

約数和(自身を含む): 672672000

約数和(自身を除く): 473259540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2749, 2790, 3627, 4030, 4836, 5498, 5580, 6045, 7254, 8060, 8247, 10996, 12090, 13745, 14508, 16494, 18135, 24180, 24741, 27490, 32988, 35737, 36270, 41235, 49482, 54980, 71474, 72540, 82470, 85219, 98964, 107211, 123705, 142948, 164940, 170438, 178685, 214422, 247410, 255657, 321633, 340876, 357370, 426095, 428844, 494820, 511314, 536055, 643266, 714740, 766971, 852190, 1022628, 1072110, 1107847, 1278285, 1286532, 1533942, 1608165, 1704380, 2144220, 2215694, 2556570, 3067884, 3216330, 3323541, 3834855, 4431388, 5113140, 5539235, 6432660, 6647082, 7669710, 9970623, 11078470, 13294164, 15339420, 16617705, 19941246, 22156940, 33235410, 39882492, 49853115, 66470820, 99706230, 199412460]

約数ペア:

[(1, 199412460), (2, 99706230), (3, 66470820), (4, 49853115), (5, 39882492), (6, 33235410), (9, 22156940), (10, 19941246), (12, 16617705), (13, 15339420), (15, 13294164), (18, 11078470), (20, 9970623), (26, 7669710), (30, 6647082), (31, 6432660), (36, 5539235), (39, 5113140), (45, 4431388), (52, 3834855), (60, 3323541), (62, 3216330), (65, 3067884), (78, 2556570), (90, 2215694), (93, 2144220), (117, 1704380), (124, 1608165), (130, 1533942), (155, 1286532), (156, 1278285), (180, 1107847), (186, 1072110), (195, 1022628), (234, 852190), (260, 766971), (279, 714740), (310, 643266), (372, 536055), (390, 511314), (403, 494820), (465, 428844), (468, 426095), (558, 357370), (585, 340876), (620, 321633), (780, 255657), (806, 247410), (930, 214422), (1116, 178685), (1170, 170438), (1209, 164940), (1395, 142948), (1612, 123705), (1860, 107211), (2015, 98964), (2340, 85219), (2418, 82470), (2749, 72540), (2790, 71474), (3627, 54980), (4030, 49482), (4836, 41235), (5498, 36270), (5580, 35737), (6045, 32988), (7254, 27490), (8060, 24741), (8247, 24180), (10996, 18135), (12090, 16494), (13745, 14508)]