30280960

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{577}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 74430216

約数和(自身を除く): 44149256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 577, 640, 656, 820, 1154, 1280, 1312, 1640, 2308, 2624, 2885, 3280, 4616, 5248, 5770, 6560, 9232, 10496, 11540, 13120, 18464, 23080, 23657, 26240, 36928, 46160, 47314, 52480, 73856, 92320, 94628, 118285, 147712, 184640, 189256, 236570, 369280, 378512, 473140, 738560, 757024, 946280, 1514048, 1892560, 3028096, 3785120, 6056192, 7570240, 15140480, 30280960]

約数ペア:

[(1, 30280960), (2, 15140480), (4, 7570240), (5, 6056192), (8, 3785120), (10, 3028096), (16, 1892560), (20, 1514048), (32, 946280), (40, 757024), (41, 738560), (64, 473140), (80, 378512), (82, 369280), (128, 236570), (160, 189256), (164, 184640), (205, 147712), (256, 118285), (320, 94628), (328, 92320), (410, 73856), (577, 52480), (640, 47314), (656, 46160), (820, 36928), (1154, 26240), (1280, 23657), (1312, 23080), (1640, 18464), (2308, 13120), (2624, 11540), (2885, 10496), (3280, 9232), (4616, 6560), (5248, 5770)]