74785760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{9539}}^1$

素因数の和:9568

約数の個数: 72

約数和(自身を含む): 205548840

約数和(自身を除く): 130763080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 9539, 19078, 38156, 47695, 66773, 76312, 95390, 133546, 152624, 190780, 267092, 305248, 333865, 381560, 467411, 534184, 667730, 763120, 934822, 1068368, 1335460, 1526240, 1869644, 2136736, 2337055, 2670920, 3739288, 4674110, 5341840, 7478576, 9348220, 10683680, 14957152, 18696440, 37392880, 74785760]

約数ペア:

[(1, 74785760), (2, 37392880), (4, 18696440), (5, 14957152), (7, 10683680), (8, 9348220), (10, 7478576), (14, 5341840), (16, 4674110), (20, 3739288), (28, 2670920), (32, 2337055), (35, 2136736), (40, 1869644), (49, 1526240), (56, 1335460), (70, 1068368), (80, 934822), (98, 763120), (112, 667730), (140, 534184), (160, 467411), (196, 381560), (224, 333865), (245, 305248), (280, 267092), (392, 190780), (490, 152624), (560, 133546), (784, 95390), (980, 76312), (1120, 66773), (1568, 47695), (1960, 38156), (3920, 19078), (7840, 9539)]