378778920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{242807}}^1$

素因数の和:242834

約数の個数: 64

約数和(自身を含む): 1223752320

約数和(自身を除く): 844973400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 242807, 485614, 728421, 971228, 1214035, 1456842, 1942456, 2428070, 2913684, 3156491, 3642105, 4856140, 5827368, 6312982, 7284210, 9469473, 9712280, 12625964, 14568420, 15782455, 18938946, 25251928, 29136840, 31564910, 37877892, 47347365, 63129820, 75755784, 94694730, 126259640, 189389460, 378778920]

約数ペア:

[(1, 378778920), (2, 189389460), (3, 126259640), (4, 94694730), (5, 75755784), (6, 63129820), (8, 47347365), (10, 37877892), (12, 31564910), (13, 29136840), (15, 25251928), (20, 18938946), (24, 15782455), (26, 14568420), (30, 12625964), (39, 9712280), (40, 9469473), (52, 7284210), (60, 6312982), (65, 5827368), (78, 4856140), (104, 3642105), (120, 3156491), (130, 2913684), (156, 2428070), (195, 1942456), (260, 1456842), (312, 1214035), (390, 971228), (520, 728421), (780, 485614), (1560, 242807)]