648364752

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20749}}^1$

素因数の和:20801

約数の個数: 120

約数和(自身を含む): 2140736000

約数和(自身を除く): 1492371248

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 56, 62, 63, 72, 84, 93, 112, 124, 126, 144, 168, 186, 217, 248, 252, 279, 336, 372, 434, 496, 504, 558, 651, 744, 868, 1008, 1116, 1302, 1488, 1736, 1953, 2232, 2604, 3472, 3906, 4464, 5208, 7812, 10416, 15624, 20749, 31248, 41498, 62247, 82996, 124494, 145243, 165992, 186741, 248988, 290486, 331984, 373482, 435729, 497976, 580972, 643219, 746964, 871458, 995952, 1161944, 1286438, 1307187, 1493928, 1742916, 1929657, 2323888, 2572876, 2614374, 2987856, 3485832, 3859314, 4502533, 5145752, 5228748, 5788971, 6971664, 7718628, 9005066, 10291504, 10457496, 11577942, 13507599, 15437256, 18010132, 20914992, 23155884, 27015198, 30874512, 36020264, 40522797, 46311768, 54030396, 72040528, 81045594, 92623536, 108060792, 162091188, 216121584, 324182376, 648364752]

約数ペア:

[(1, 648364752), (2, 324182376), (3, 216121584), (4, 162091188), (6, 108060792), (7, 92623536), (8, 81045594), (9, 72040528), (12, 54030396), (14, 46311768), (16, 40522797), (18, 36020264), (21, 30874512), (24, 27015198), (28, 23155884), (31, 20914992), (36, 18010132), (42, 15437256), (48, 13507599), (56, 11577942), (62, 10457496), (63, 10291504), (72, 9005066), (84, 7718628), (93, 6971664), (112, 5788971), (124, 5228748), (126, 5145752), (144, 4502533), (168, 3859314), (186, 3485832), (217, 2987856), (248, 2614374), (252, 2572876), (279, 2323888), (336, 1929657), (372, 1742916), (434, 1493928), (496, 1307187), (504, 1286438), (558, 1161944), (651, 995952), (744, 871458), (868, 746964), (1008, 643219), (1116, 580972), (1302, 497976), (1488, 435729), (1736, 373482), (1953, 331984), (2232, 290486), (2604, 248988), (3472, 186741), (3906, 165992), (4464, 145243), (5208, 124494), (7812, 82996), (10416, 62247), (15624, 41498), (20749, 31248)]