128129568

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{190669}}^1$

素因数の和:190689

約数の個数: 48

約数和(自身を含む): 384390720

約数和(自身を除く): 256261152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 190669, 381338, 572007, 762676, 1144014, 1334683, 1525352, 2288028, 2669366, 3050704, 4004049, 4576056, 5338732, 6101408, 8008098, 9152112, 10677464, 16016196, 18304224, 21354928, 32032392, 42709856, 64064784, 128129568]

約数ペア:

[(1, 128129568), (2, 64064784), (3, 42709856), (4, 32032392), (6, 21354928), (7, 18304224), (8, 16016196), (12, 10677464), (14, 9152112), (16, 8008098), (21, 6101408), (24, 5338732), (28, 4576056), (32, 4004049), (42, 3050704), (48, 2669366), (56, 2288028), (84, 1525352), (96, 1334683), (112, 1144014), (168, 762676), (224, 572007), (336, 381338), (672, 190669)]