388142720

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{12377}}^1$

素因数の和:12410

約数の個数: 96

約数和(自身を含む): 1079485380

約数和(自身を除く): 691342660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1568, 1960, 2240, 3136, 3920, 4480, 6272, 7840, 12377, 15680, 24754, 31360, 49508, 61885, 86639, 99016, 123770, 173278, 198032, 247540, 346556, 396064, 433195, 495080, 606473, 693112, 792128, 866390, 990160, 1212946, 1386224, 1584256, 1732780, 1980320, 2425892, 2772448, 3032365, 3465560, 3960640, 4851784, 5544896, 6064730, 6931120, 7921280, 9703568, 11089792, 12129460, 13862240, 19407136, 24258920, 27724480, 38814272, 48517840, 55448960, 77628544, 97035680, 194071360, 388142720]

約数ペア:

[(1, 388142720), (2, 194071360), (4, 97035680), (5, 77628544), (7, 55448960), (8, 48517840), (10, 38814272), (14, 27724480), (16, 24258920), (20, 19407136), (28, 13862240), (32, 12129460), (35, 11089792), (40, 9703568), (49, 7921280), (56, 6931120), (64, 6064730), (70, 5544896), (80, 4851784), (98, 3960640), (112, 3465560), (128, 3032365), (140, 2772448), (160, 2425892), (196, 1980320), (224, 1732780), (245, 1584256), (280, 1386224), (320, 1212946), (392, 990160), (448, 866390), (490, 792128), (560, 693112), (640, 606473), (784, 495080), (896, 433195), (980, 396064), (1120, 346556), (1568, 247540), (1960, 198032), (2240, 173278), (3136, 123770), (3920, 99016), (4480, 86639), (6272, 61885), (7840, 49508), (12377, 31360), (15680, 24754)]