30105880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5659}}^1$

素因数の和:5696

約数の個数: 64

約数和(自身を含む): 81504000

約数和(自身を除く): 51398120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 5659, 11318, 22636, 28295, 39613, 45272, 56590, 79226, 107521, 113180, 158452, 198065, 215042, 226360, 316904, 396130, 430084, 537605, 752647, 792260, 860168, 1075210, 1505294, 1584520, 2150420, 3010588, 3763235, 4300840, 6021176, 7526470, 15052940, 30105880]

約数ペア:

[(1, 30105880), (2, 15052940), (4, 7526470), (5, 6021176), (7, 4300840), (8, 3763235), (10, 3010588), (14, 2150420), (19, 1584520), (20, 1505294), (28, 1075210), (35, 860168), (38, 792260), (40, 752647), (56, 537605), (70, 430084), (76, 396130), (95, 316904), (133, 226360), (140, 215042), (152, 198065), (190, 158452), (266, 113180), (280, 107521), (380, 79226), (532, 56590), (665, 45272), (760, 39613), (1064, 28295), (1330, 22636), (2660, 11318), (5320, 5659)]