304991680

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{367}}^1$

素因数の和:451

約数の個数: 168

約数和(自身を含む): 863120448

約数和(自身を除く): 558128768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 53, 56, 64, 70, 80, 98, 106, 112, 140, 160, 196, 212, 224, 245, 265, 280, 320, 367, 371, 392, 424, 448, 490, 530, 560, 734, 742, 784, 848, 980, 1060, 1120, 1468, 1484, 1568, 1696, 1835, 1855, 1960, 2120, 2240, 2569, 2597, 2936, 2968, 3136, 3392, 3670, 3710, 3920, 4240, 5138, 5194, 5872, 5936, 7340, 7420, 7840, 8480, 10276, 10388, 11744, 11872, 12845, 12985, 14680, 14840, 15680, 16960, 17983, 19451, 20552, 20776, 23488, 23744, 25690, 25970, 29360, 29680, 35966, 38902, 41104, 41552, 51380, 51940, 58720, 59360, 71932, 77804, 82208, 83104, 89915, 97255, 102760, 103880, 117440, 118720, 136157, 143864, 155608, 164416, 166208, 179830, 194510, 205520, 207760, 272314, 287728, 311216, 359660, 389020, 411040, 415520, 544628, 575456, 622432, 680785, 719320, 778040, 822080, 831040, 953099, 1089256, 1150912, 1244864, 1361570, 1438640, 1556080, 1906198, 2178512, 2723140, 2877280, 3112160, 3812396, 4357024, 4765495, 5446280, 5754560, 6224320, 7624792, 8714048, 9530990, 10892560, 15249584, 19061980, 21785120, 30499168, 38123960, 43570240, 60998336, 76247920, 152495840, 304991680]

約数ペア:

[(1, 304991680), (2, 152495840), (4, 76247920), (5, 60998336), (7, 43570240), (8, 38123960), (10, 30499168), (14, 21785120), (16, 19061980), (20, 15249584), (28, 10892560), (32, 9530990), (35, 8714048), (40, 7624792), (49, 6224320), (53, 5754560), (56, 5446280), (64, 4765495), (70, 4357024), (80, 3812396), (98, 3112160), (106, 2877280), (112, 2723140), (140, 2178512), (160, 1906198), (196, 1556080), (212, 1438640), (224, 1361570), (245, 1244864), (265, 1150912), (280, 1089256), (320, 953099), (367, 831040), (371, 822080), (392, 778040), (424, 719320), (448, 680785), (490, 622432), (530, 575456), (560, 544628), (734, 415520), (742, 411040), (784, 389020), (848, 359660), (980, 311216), (1060, 287728), (1120, 272314), (1468, 207760), (1484, 205520), (1568, 194510), (1696, 179830), (1835, 166208), (1855, 164416), (1960, 155608), (2120, 143864), (2240, 136157), (2569, 118720), (2597, 117440), (2936, 103880), (2968, 102760), (3136, 97255), (3392, 89915), (3670, 83104), (3710, 82208), (3920, 77804), (4240, 71932), (5138, 59360), (5194, 58720), (5872, 51940), (5936, 51380), (7340, 41552), (7420, 41104), (7840, 38902), (8480, 35966), (10276, 29680), (10388, 29360), (11744, 25970), (11872, 25690), (12845, 23744), (12985, 23488), (14680, 20776), (14840, 20552), (15680, 19451), (16960, 17983)]